{"id":"CVE-2021-23437","state":"PUBLISHED","title":"Regular Expression Denial of Service (ReDoS)","description":"The package pillow 5.2.0 and before 8.3.2 are vulnerable to Regular Expression Denial of Service (ReDoS) via the getrgb function.","publishedAt":"2021-09-03T16:10:10.293Z","updatedAt":"2024-09-16T20:47:41.102Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"snyk"},"assigner":"snyk","products":["n/a Pillow"],"affected":[{"vendor":"n/a","product":"Pillow","versions":[{"version":"0","status":"affected","lessThan":"unspecified","versionType":"custom"},{"version":"unspecified","status":"affected","lessThan":"8.3.2","versionType":"custom"}]}],"references":["https://snyk.io/vuln/SNYK-PYTHON-PILLOW-1319443","https://pillow.readthedocs.io/en/stable/releasenotes/8.3.2.html","https://github.com/python-pillow/Pillow/commit/9e08eb8f78fdfd2f476e1b20b7cf38683754866b","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VKRCL7KKAKOXCVD7M6WC5OKFGL4L3SJT/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNSG6VFXTAROGF7ACYLMAZNQV4EJ6I2C/","https://security.gentoo.org/glsa/202211-10","https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:04.982Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/23xxx/CVE-2021-23437.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-23437","state":"PUBLISHED","datePublished":"2021-09-03T16:10:10.293Z","dateUpdated":"2024-09-16T20:47:41.102Z","assignerShortName":"snyk","assignerOrgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","dateReserved":"2021-01-08T00:00:00.000Z"},"containers":{"cna":{"title":"Regular Expression Denial of Service (ReDoS)","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."}],"affected":[{"vendor":"n/a","product":"Pillow","versions":[{"version":"0","status":"affected","lessThan":"unspecified","versionType":"custom"},{"version":"unspecified","status":"affected","lessThan":"8.3.2","versionType":"custom"}]}],"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"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VKRCL7KKAKOXCVD7M6WC5OKFGL4L3SJT/","name":"FEDORA-2021-9f020cf155","tags":["vendor-advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNSG6VFXTAROGF7ACYLMAZNQV4EJ6I2C/","name":"FEDORA-2021-cbfaefb390","tags":["vendor-advisory"]},{"url":"https://security.gentoo.org/glsa/202211-10","name":"GLSA-202211-10","tags":["vendor-advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html","name":"[debian-lts-announce] 20240322 [SECURITY] [DLA 3768-1] pillow security update","tags":["mailing-list"]}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"Regular Expression Denial of Service (ReDoS)"}]}],"providerMetadata":{"shortName":"snyk","orgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","dateUpdated":"2024-03-22T11:05:54.063Z"},"datePublic":"2021-09-03T00:00:00.000Z","credits":[{"lang":"en","value":"Liyuan Chen"}]},"adp":[{"title":"CVE Program Container","references":[{"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","tags":["x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VKRCL7KKAKOXCVD7M6WC5OKFGL4L3SJT/","name":"FEDORA-2021-9f020cf155","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNSG6VFXTAROGF7ACYLMAZNQV4EJ6I2C/","name":"FEDORA-2021-cbfaefb390","tags":["vendor-advisory","x_transferred"]},{"url":"https://security.gentoo.org/glsa/202211-10","name":"GLSA-202211-10","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html","name":"[debian-lts-announce] 20240322 [SECURITY] [DLA 3768-1] pillow security update","tags":["mailing-list","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T19:05:56.128Z"}}]}}}