Vulnerability-Lookup

CVE-2021-40401 (GCVE-0-2021-40401)

Vulnerability from cvelistv5 – Published: 2022-02-04 00:00 – Updated: 2025-04-15 19:12

Summary

A use-after-free vulnerability exists in the RS-274X aperture definition tokenization functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and Gerbv forked 2.7.1. A specially-crafted gerber file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.

Severity

10 (Critical)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:H

SSVC

Exploitation: poc Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-15 18:20 UTC

CWE

CWE-252 - Unchecked Return Value

Assigner

talos mitre root

References

3 references

URL	Tags
https://talosintelligence.com/vulnerability_repor…
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://www.debian.org/security/2022/dsa-5306	vendor-advisory

Impacted products

1 product

Vendor	Product	Version	CPE status
n/a	Gerbv	Affected: Gerbv 2.7.0 ,Gerbv forked 2.7.1 ,Gerbv dev (commit b5f1eacd)

Show details on NVD website

JSON

To clipboard

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    "dateReserved": "2021-09-01T00:00:00.000Z",
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      "id": "CVE-2021-40401",
      "lastModified": "2024-11-21T06:24:03.107",
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    "redhat_vex": {
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      "cve": "CVE-2021-40401",
      "id": "CVE-2021-40401",
      "initial_release_date": "2021-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Gerbv: A use-after-free vulnerability exists in the RS-274X aperture definition tokenization functionality of Gerbv",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-40401.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-06-17T02:32:37Z",
      "cve": "CVE-2021-40401",
      "id": "CVE-2021-40401",
      "initial_release_date": "2023-02-15T03:37:56Z",
      "product_status:recommended": "3",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2021-40401",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2021-40401.json",
      "version": "7"
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}

FKIE_CVE-2021-40401

Vulnerability from fkie_nvd - Published: 2022-02-04 23:15 - Updated: 2026-06-17 04:06

Severity

8.6 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Summary

References

URL	Tags
talos-cna@cisco.com	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TUM5GIUZJ7AVHVCXDZW6ZVCAPV2ISN47/
talos-cna@cisco.com	https://talosintelligence.com/vulnerability_reports/TALOS-2021-1415	Exploit, Third Party Advisory
talos-cna@cisco.com	https://www.debian.org/security/2022/dsa-5306	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TUM5GIUZJ7AVHVCXDZW6ZVCAPV2ISN47/
af854a3a-2127-422b-91ae-364da2661108	https://talosintelligence.com/vulnerability_reports/TALOS-2021-1415	Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://www.debian.org/security/2022/dsa-5306	Third Party Advisory

Impacted products

Vendor	Product	Version
gerbv_project	gerbv	2.7.0
gerbv_project	gerbv	2.7.1
fedoraproject	fedora	36
debian	debian_linux	11.0

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Gerbv",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Gerbv 2.7.0 ,Gerbv forked 2.7.1 ,Gerbv dev (commit b5f1eacd)"
            }
          ]
        }
      ],
      "source": "talos-cna@cisco.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
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              "vulnerable": true
            },
            {
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              "matchCriteriaId": "EAC9588D-1BB0-4476-8DF7-D3DCE0F6462C",
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              "vulnerable": true
            }
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
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      "lang": "en",
      "value": "A use-after-free vulnerability exists in the RS-274X aperture definition tokenization functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and Gerbv forked 2.7.1. A specially-crafted gerber file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de uso de memoria previamente liberada en la funcionalidad RS-274X aperture definition tokenization de Gerbv versiones 2.7.0 y dev (commit b5f1eacd) y Gerbv forked versi\u00f3n 2.7.1. Un archivo gerber especialmente dise\u00f1ado puede conllevar a una ejecuci\u00f3n de c\u00f3digo. Un atacante puede proporcionar un archivo malicioso para desencadenar esta vulnerabilidad"
    }
  ],
  "id": "CVE-2021-40401",
  "lastModified": "2026-06-17T04:06:52.083",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.8,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 10.0,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.0,
        "source": "talos-cna@cisco.com",
        "type": "Secondary"
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 8.6,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 6.0,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2021-40401",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-04-15T18:20:19.999322Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2022-02-04T23:15:11.833",
  "references": [
    {
      "source": "talos-cna@cisco.com",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TUM5GIUZJ7AVHVCXDZW6ZVCAPV2ISN47/"
    },
    {
      "source": "talos-cna@cisco.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1415"
    },
    {
      "source": "talos-cna@cisco.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.debian.org/security/2022/dsa-5306"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TUM5GIUZJ7AVHVCXDZW6ZVCAPV2ISN47/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1415"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.debian.org/security/2022/dsa-5306"
    }
  ],
  "sourceIdentifier": "talos-cna@cisco.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-252"
        }
      ],
      "source": "talos-cna@cisco.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-252"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

GHSA-X68J-PWCM-V888

Vulnerability from github – Published: 2022-02-10 00:00 – Updated: 2022-04-20 00:01

Details

Severity

7.8 (High)


                  
                    CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2021-40401"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-252",
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-02-04T23:15:00Z",
    "severity": "HIGH"
  },
  "details": "A use-after-free vulnerability exists in the RS-274X aperture definition tokenization functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and Gerbv forked 2.7.1. A specially-crafted gerber file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.",
  "id": "GHSA-x68j-pwcm-v888",
  "modified": "2022-04-20T00:01:31Z",
  "published": "2022-02-10T00:00:41Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-40401"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TUM5GIUZJ7AVHVCXDZW6ZVCAPV2ISN47"
    },
    {
      "type": "WEB",
      "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1415"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2022/dsa-5306"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

GSD-2021-40401

Vulnerability from gsd - Updated: 2023-12-13 01:23

Details

Aliases

CVE-2021-40401

Aliases

CVE-2021-40401

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2021-40401",
    "description": "A use-after-free vulnerability exists in the RS-274X aperture definition tokenization functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and Gerbv forked 2.7.1. A specially-crafted gerber file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.",
    "id": "GSD-2021-40401",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-40401.html",
      "https://advisories.mageia.org/CVE-2021-40401.html",
      "https://www.debian.org/security/2022/dsa-5306"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-40401"
      ],
      "details": "A use-after-free vulnerability exists in the RS-274X aperture definition tokenization functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and Gerbv forked 2.7.1. A specially-crafted gerber file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.",
      "id": "GSD-2021-40401",
      "modified": "2023-12-13T01:23:25.816693Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "talos-cna@cisco.com",
        "ID": "CVE-2021-40401",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Gerbv",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "Gerbv 2.7.0 ,Gerbv forked 2.7.1 ,Gerbv dev (commit b5f1eacd)"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
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          }
        ]
      },
      "impact": {
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          "baseScore": 10.0,
          "baseSeverity": null,
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:H",
          "version": "3.0"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-252: Unchecked Return Value"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1415",
            "refsource": "MISC",
            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1415"
          },
          {
            "name": "FEDORA-2022-4a3ef86baa",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TUM5GIUZJ7AVHVCXDZW6ZVCAPV2ISN47/"
          },
          {
            "name": "DSA-5306",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2022/dsa-5306"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:gerbv_project:gerbv:2.7.0:-:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:gerbv_project:gerbv:2.7.1:forked_dev:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
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          "ASSIGNER": "talos-cna@cisco.com",
          "ID": "CVE-2021-40401"
        },
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "A use-after-free vulnerability exists in the RS-274X aperture definition tokenization functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and Gerbv forked 2.7.1. A specially-crafted gerber file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability."
            }
          ]
        },
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              "description": [
                {
                  "lang": "en",
                  "value": "CWE-252"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1415",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Third Party Advisory"
              ],
              "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1415"
            },
            {
              "name": "FEDORA-2022-4a3ef86baa",
              "refsource": "FEDORA",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TUM5GIUZJ7AVHVCXDZW6ZVCAPV2ISN47/"
            },
            {
              "name": "DSA-5306",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.debian.org/security/2022/dsa-5306"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 6.8,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 6.0
        }
      },
      "lastModifiedDate": "2023-06-26T18:45Z",
      "publishedDate": "2022-02-04T23:15Z"
    }
  }
}

OPENSUSE-SU-2024:12527-1

Vulnerability from csaf_opensuse - Published: 2024-06-15 00:00 - Updated: 2024-06-15 00:00

Summary

gerbv-2.9.4-1.1 on GA media

Severity

Moderate

Scope

3 vulnerabilities in this advisory, including CVE-2021-40401.

CVE-2021-40401

10 (Critical)


                
                  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:H

Recommended: 12 products

Open the full advisory

ubuntu-cve-2021-40401

Vulnerability from osv_ubuntu

Published

2022-02-04 23:15

Modified

2025-10-24 04:50

Summary

Details

Severity

10.0 (Critical)


                    
                      CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:H

8.6 (High)


                    
                      CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2021-40401	REPORT
	https://talosintelligence.com/vulnerability_repor…	REPORT
	https://ubuntu.com/security/notices/USN-6209-1	ADVISORY
	https://www.cve.org/CVERecord?id=CVE-2021-40401	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "gerbv",
            "binary_version": "2.6.0-1ubuntu0.14.04.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "gerbv",
        "purl": "pkg:deb/ubuntu/gerbv@2.6.0-1ubuntu0.14.04.1~esm1?arch=source\u0026distro=trusty/esm"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.6.0-1ubuntu0.14.04.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.6.0-1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "gerbv",
            "binary_version": "2.6.0-1ubuntu0.16.04.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "gerbv",
        "purl": "pkg:deb/ubuntu/gerbv@2.6.0-1ubuntu0.16.04.1~esm1?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.6.0-1ubuntu0.16.04.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.6.0-1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "gerbv",
            "binary_version": "2.6.1-3ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "gerbv",
        "purl": "pkg:deb/ubuntu/gerbv@2.6.1-3ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.6.1-3ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.6.1-2",
        "2.6.1-3"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "gerbv",
            "binary_version": "2.7.0-1ubuntu0.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "gerbv",
        "purl": "pkg:deb/ubuntu/gerbv@2.7.0-1ubuntu0.1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
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            {
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            },
            {
              "fixed": "2.7.0-1ubuntu0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.7.0-1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "gerbv",
            "binary_version": "2.8.2-1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:22.04:LTS",
        "name": "gerbv",
        "purl": "pkg:deb/ubuntu/gerbv@2.8.2-1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.8.2-1ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.7.0-2",
        "2.7.1-1",
        "2.8.0-1",
        "2.8.1-1",
        "2.8.2-1"
      ]
    }
  ],
  "aliases": [],
  "details": "A use-after-free vulnerability exists in the RS-274X aperture definition tokenization functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and Gerbv forked 2.7.1. A specially-crafted gerber file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.",
  "id": "UBUNTU-CVE-2021-40401",
  "modified": "2025-10-24T04:50:34Z",
  "published": "2022-02-04T23:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-40401"
    },
    {
      "type": "REPORT",
      "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1415"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6209-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-40401"
    }
  ],
  "related": [
    "USN-6209-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2021-40401"
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2021-40401 (GCVE-0-2021-40401)

FKIE_CVE-2021-40401

GHSA-X68J-PWCM-V888

GSD-2021-40401

OPENSUSE-SU-2024:12527-1

ubuntu-cve-2021-40401

Vulnerability from osv_ubuntu

Tags

Sightings

Nomenclature

Related by attack behaviour