cve-2021-33503
Vulnerability from cvelistv5
Published
2021-06-29 10:55
Modified
2024-08-03 23:50
Severity ?
Summary
An issue was discovered in urllib3 before 1.26.5. When provided with a URL containing many @ characters in the authority component, the authority regular expression exhibits catastrophic backtracking, causing a denial of service if a URL were passed as a parameter or redirected to via an HTTP redirect.
References
cve@mitre.orghttps://github.com/advisories/GHSA-q2q7-5pp4-w6pgThird Party Advisory
cve@mitre.orghttps://github.com/urllib3/urllib3/commit/2d4a3fee6de2fa45eb82169361918f759269b4ecPatch, Third Party Advisory
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6SCV7ZNAHS3E6PBFLJGENCDRDRWRZZ6W/
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FMUGWEAUYGGHTPPXT6YBD53WYXQGVV73/
cve@mitre.orghttps://security.gentoo.org/glsa/202107-36Third Party Advisory
cve@mitre.orghttps://www.oracle.com/security-alerts/cpuoct2021.htmlPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/advisories/GHSA-q2q7-5pp4-w6pgThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/urllib3/urllib3/commit/2d4a3fee6de2fa45eb82169361918f759269b4ecPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6SCV7ZNAHS3E6PBFLJGENCDRDRWRZZ6W/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FMUGWEAUYGGHTPPXT6YBD53WYXQGVV73/
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202107-36Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/security-alerts/cpuoct2021.htmlPatch, Third Party Advisory
Impacted products
Vendor Product Version
Show details on NVD website

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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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