Vulnerability-Lookup

CNVD-2021-22867

Vulnerability from cnvd - Published: 2021-03-26

Title

shescape命令注入漏洞

Description

shescape是开源的一个用于JavaScript的简单外壳转义程序包。使用它可以将用户控制的输入转义给shell命令，以防止shell注入。 shescape 1.1.3之前版本存在命令注入漏洞，攻击者可利用该漏洞将a插入有效负载中，则使用_Shescape_防御shell注入的任何人可能容易受到shell注入的攻击。

Severity

中

Patch Name

shescape命令注入漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新：https://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-21384

Impacted products

Name
shescape shescape <1.1.3

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-21384",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-21384"
    }
  },
  "description": "shescape\u662f\u5f00\u6e90\u7684\u4e00\u4e2a\u7528\u4e8eJavaScript\u7684\u7b80\u5355\u5916\u58f3\u8f6c\u4e49\u7a0b\u5e8f\u5305\u3002\u4f7f\u7528\u5b83\u53ef\u4ee5\u5c06\u7528\u6237\u63a7\u5236\u7684\u8f93\u5165\u8f6c\u4e49\u7ed9shell\u547d\u4ee4\uff0c\u4ee5\u9632\u6b62shell\u6ce8\u5165\u3002\n\nshescape 1.1.3\u4e4b\u524d\u7248\u672c\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06a\u63d2\u5165\u6709\u6548\u8d1f\u8f7d\u4e2d\uff0c\u5219\u4f7f\u7528_Shescape_\u9632\u5fa1shell\u6ce8\u5165\u7684\u4efb\u4f55\u4eba\u53ef\u80fd\u5bb9\u6613\u53d7\u5230shell\u6ce8\u5165\u7684\u653b\u51fb\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1ahttps://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-22867",
  "openTime": "2021-03-26",
  "patchDescription": "shescape\u662f\u5f00\u6e90\u7684\u4e00\u4e2a\u7528\u4e8eJavaScript\u7684\u7b80\u5355\u5916\u58f3\u8f6c\u4e49\u7a0b\u5e8f\u5305\u3002\u4f7f\u7528\u5b83\u53ef\u4ee5\u5c06\u7528\u6237\u63a7\u5236\u7684\u8f93\u5165\u8f6c\u4e49\u7ed9shell\u547d\u4ee4\uff0c\u4ee5\u9632\u6b62shell\u6ce8\u5165\u3002\r\n\r\nshescape 1.1.3\u4e4b\u524d\u7248\u672c\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5c06a\u63d2\u5165\u6709\u6548\u8d1f\u8f7d\u4e2d\uff0c\u5219\u4f7f\u7528_Shescape_\u9632\u5fa1shell\u6ce8\u5165\u7684\u4efb\u4f55\u4eba\u53ef\u80fd\u5bb9\u6613\u53d7\u5230shell\u6ce8\u5165\u7684\u653b\u51fb\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "shescape\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "shescape shescape \u003c1.1.3"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-21384",
  "serverity": "\u4e2d",
  "submitTime": "2021-03-19",
  "title": "shescape\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2021-21384 (GCVE-0-2021-21384)

Vulnerability from cvelistv5 – Published: 2021-03-18 23:50 – Updated: 2024-08-03 18:09

Title

Null characters not escaped in shescape

Summary

shescape is a simple shell escape package for JavaScript. In shescape before version 1.1.3, anyone using _Shescape_ to defend against shell injection may still be vulnerable against shell injection if the attacker manages to insert a into the payload. For an example see the referenced GitHub Security Advisory. The problem has been patched in version 1.1.3. No further changes are required.

Severity

6.3 (Medium)


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

CWE

CWE-88 - Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

Assigner

GitHub_M mitre root Scorecard

References

4 references

URL	Tags
https://github.com/ericcornelissen/shescape/secur…	x_refsource_CONFIRM
https://github.com/ericcornelissen/shescape/commi…	x_refsource_MISC
https://github.com/ericcornelissen/shescape/relea…	x_refsource_MISC
https://www.npmjs.com/package/shescape	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
ericcornelissen	shescape	Affected: < 1.1.3

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:09:15.790Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-f2rp-38vg-j3gh"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/ericcornelissen/shescape/releases/tag/v1.1.3"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.npmjs.com/package/shescape"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "shescape",
          "vendor": "ericcornelissen",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 1.1.3"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "shescape is a simple shell escape package for JavaScript. In shescape before version 1.1.3, anyone using _Shescape_ to defend against shell injection may still be vulnerable against shell injection if the attacker manages to insert a into the payload. For an example see the referenced GitHub Security Advisory. The problem has been patched in version 1.1.3. No further changes are required."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-88",
              "description": "CWE-88: Improper Neutralization of Argument Delimiters in a Command (\u0027Argument Injection\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-03-18T23:50:13.000Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-f2rp-38vg-j3gh"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/ericcornelissen/shescape/releases/tag/v1.1.3"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.npmjs.com/package/shescape"
        }
      ],
      "source": {
        "advisory": "GHSA-f2rp-38vg-j3gh",
        "discovery": "UNKNOWN"
      },
      "title": "Null characters not escaped in shescape",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security-advisories@github.com",
          "ID": "CVE-2021-21384",
          "STATE": "PUBLIC",
          "TITLE": "Null characters not escaped in shescape"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "shescape",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003c 1.1.3"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "ericcornelissen"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "shescape is a simple shell escape package for JavaScript. In shescape before version 1.1.3, anyone using _Shescape_ to defend against shell injection may still be vulnerable against shell injection if the attacker manages to insert a into the payload. For an example see the referenced GitHub Security Advisory. The problem has been patched in version 1.1.3. No further changes are required."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-88: Improper Neutralization of Argument Delimiters in a Command (\u0027Argument Injection\u0027)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-f2rp-38vg-j3gh",
              "refsource": "CONFIRM",
              "url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-f2rp-38vg-j3gh"
            },
            {
              "name": "https://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b",
              "refsource": "MISC",
              "url": "https://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b"
            },
            {
              "name": "https://github.com/ericcornelissen/shescape/releases/tag/v1.1.3",
              "refsource": "MISC",
              "url": "https://github.com/ericcornelissen/shescape/releases/tag/v1.1.3"
            },
            {
              "name": "https://www.npmjs.com/package/shescape",
              "refsource": "MISC",
              "url": "https://www.npmjs.com/package/shescape"
            }
          ]
        },
        "source": {
          "advisory": "GHSA-f2rp-38vg-j3gh",
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2021-21384",
    "datePublished": "2021-03-18T23:50:13.000Z",
    "dateReserved": "2020-12-22T00:00:00.000Z",
    "dateUpdated": "2024-08-03T18:09:15.790Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

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

CNVD-2021-22867

CVE-2021-21384 (GCVE-0-2021-21384)

Tags

Sightings

Nomenclature

Related by attack behaviour