Vulnerability Details CVE-2021-29063
A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in Mpmath v1.0.0 through v1.2.1 when the mpmathify function is called.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.024
EPSS Ranking 84.3%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- https://github.com/fredrik-johansson/mpmath/commit/46d44c3c8f3244017fe1eb102d564eb4ab8ef750
- https://github.com/mpmath/mpmath/releases/tag/1.3.0
- https://github.com/npm/hosted-git-info/pull/76
- https://github.com/yetingli/PoCs/blob/main/CVE-2021-29063/Mpmath.md
- https://github.com/yetingli/SaveResults/blob/main/js/hosted-git-info.js
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3M5O55E7VUDMXCPQR6MQTOIFDKHP36AA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EIUX3XWY2K3MSO7QXMZXQQYAURARSPC5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MS2U6GLXQSRZJE2HVUAUMVFR2DWQLCZG/
- https://www.npmjs.com/package/hosted-git-info
- https://github.com/fredrik-johansson/mpmath/commit/46d44c3c8f3244017fe1eb102d564eb4ab8ef750
- https://github.com/mpmath/mpmath/releases/tag/1.3.0
- https://github.com/npm/hosted-git-info/pull/76
- https://github.com/yetingli/PoCs/blob/main/CVE-2021-29063/Mpmath.md
- https://github.com/yetingli/SaveResults/blob/main/js/hosted-git-info.js
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3M5O55E7VUDMXCPQR6MQTOIFDKHP36AA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EIUX3XWY2K3MSO7QXMZXQQYAURARSPC5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MS2U6GLXQSRZJE2HVUAUMVFR2DWQLCZG/
- https://www.npmjs.com/package/hosted-git-info
Products affected by CVE-2021-29063
-
cpe:2.3:a:mpmath:mpmath:1.0.0
-
cpe:2.3:o:fedoraproject:fedora:33
-
cpe:2.3:o:fedoraproject:fedora:34
-
cpe:2.3:o:fedoraproject:fedora:35