Vulnerability-Lookup

Vulnerability from bitnami_vulndb

Published

2024-03-06 11:05

Modified

2025-05-20 10:02

Summary

Regular Expression Denial of Service (ReDoS)

Details

The package pillow 5.2.0 and before 8.3.2 are vulnerable to Regular Expression Denial of Service (ReDoS) via the getrgb function.

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "Bitnami",
        "name": "pillow",
        "purl": "pkg:bitnami/pillow"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.2.0"
            },
            {
              "fixed": "8.3.2"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "severity": [
        {
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "type": "CVSS_V3"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-23437"
  ],
  "database_specific": {
    "cpes": [
      "cpe:2.3:a:python:pillow:*:*:*:*:*:*:*:*"
    ],
    "severity": "High"
  },
  "details": "The package pillow 5.2.0 and before 8.3.2 are vulnerable to Regular Expression Denial of Service (ReDoS) via the getrgb function.",
  "id": "BIT-pillow-2021-23437",
  "modified": "2025-05-20T10:02:07.006Z",
  "published": "2024-03-06T11:05:30.378Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/python-pillow/Pillow/commit/9e08eb8f78fdfd2f476e1b20b7cf38683754866b"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNSG6VFXTAROGF7ACYLMAZNQV4EJ6I2C/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VKRCL7KKAKOXCVD7M6WC5OKFGL4L3SJT/"
    },
    {
      "type": "WEB",
      "url": "https://pillow.readthedocs.io/en/stable/releasenotes/8.3.2.html"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202211-10"
    },
    {
      "type": "WEB",
      "url": "https://snyk.io/vuln/SNYK-PYTHON-PILLOW-1319443"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-23437"
    }
  ],
  "schema_version": "1.5.0",
  "summary": "Regular Expression Denial of Service (ReDoS)"
}

CVE-2021-23437 (GCVE-0-2021-23437)

Vulnerability from cvelistv5 – Published: 2021-09-03 16:10 – Updated: 2024-09-16 20:47

Title

Regular Expression Denial of Service (ReDoS)

Summary

The package pillow 5.2.0 and before 8.3.2 are vulnerable to Regular Expression Denial of Service (ReDoS) via the getrgb function.

Severity ?

7.5 (High)


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

CWE

Regular Expression Denial of Service (ReDoS)

Assigner

snyk

References

URL

Tags

	https://snyk.io/vuln/SNYK-PYTHON-PILLOW-1319443
	https://pillow.readthedocs.io/en/stable/releaseno…
	https://github.com/python-pillow/Pillow/commit/9e…
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
	https://security.gentoo.org/glsa/202211-10	vendor-advisory
	https://lists.debian.org/debian-lts-announce/2024…	mailing-list

Impacted products

	Vendor	Product	Version
	n/a	Pillow	Affected: 0 , < unspecified (custom) Affected: unspecified , < 8.3.2 (custom)

Credits

Liyuan Chen

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T19:05:56.128Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://snyk.io/vuln/SNYK-PYTHON-PILLOW-1319443"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://pillow.readthedocs.io/en/stable/releasenotes/8.3.2.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/python-pillow/Pillow/commit/9e08eb8f78fdfd2f476e1b20b7cf38683754866b"
          },
          {
            "name": "FEDORA-2021-9f020cf155",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VKRCL7KKAKOXCVD7M6WC5OKFGL4L3SJT/"
          },
          {
            "name": "FEDORA-2021-cbfaefb390",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNSG6VFXTAROGF7ACYLMAZNQV4EJ6I2C/"
          },
          {
            "name": "GLSA-202211-10",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202211-10"
          },
          {
            "name": "[debian-lts-announce] 20240322 [SECURITY] [DLA 3768-1] pillow security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Pillow",
          "vendor": "n/a",
          "versions": [
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "8.3.2",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Liyuan Chen"
        }
      ],
      "datePublic": "2021-09-03T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "The package pillow 5.2.0 and before 8.3.2 are vulnerable to Regular Expression Denial of Service (ReDoS) via the getrgb function."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Regular Expression Denial of Service (ReDoS)",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-03-22T11:05:54.063599",
        "orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
        "shortName": "snyk"
      },
      "references": [
        {
          "url": "https://snyk.io/vuln/SNYK-PYTHON-PILLOW-1319443"
        },
        {
          "url": "https://pillow.readthedocs.io/en/stable/releasenotes/8.3.2.html"
        },
        {
          "url": "https://github.com/python-pillow/Pillow/commit/9e08eb8f78fdfd2f476e1b20b7cf38683754866b"
        },
        {
          "name": "FEDORA-2021-9f020cf155",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VKRCL7KKAKOXCVD7M6WC5OKFGL4L3SJT/"
        },
        {
          "name": "FEDORA-2021-cbfaefb390",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNSG6VFXTAROGF7ACYLMAZNQV4EJ6I2C/"
        },
        {
          "name": "GLSA-202211-10",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202211-10"
        },
        {
          "name": "[debian-lts-announce] 20240322 [SECURITY] [DLA 3768-1] pillow security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html"
        }
      ],
      "title": "Regular Expression Denial of Service (ReDoS)"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
    "assignerShortName": "snyk",
    "cveId": "CVE-2021-23437",
    "datePublished": "2021-09-03T16:10:10.293816Z",
    "dateReserved": "2021-01-08T00:00:00",
    "dateUpdated": "2024-09-16T20:47:41.102Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

Vulnerability from bitnami_vulndb

CVE-2021-23437 (GCVE-0-2021-23437)

Tags

Sightings

Nomenclature