CVE-2021-29063

Public Exploit

Description

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.35% Top 20%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/yetingli/SaveResults/blob/main/js/hosted-git-info.js third party advisory not applicable
https://github.com/npm/hosted-git-info/pull/76 third party advisory patch
https://www.npmjs.com/package/hosted-git-info product
https://github.com/yetingli/PoCs/blob/main/CVE-2021-29063/Mpmath.md exploit third party advisory patch
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3M5O55E7VUDMXCPQR6MQTOIFDKHP36AA/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MS2U6GLXQSRZJE2HVUAUMVFR2DWQLCZG/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EIUX3XWY2K3MSO7QXMZXQQYAURARSPC5/ vendor advisory
https://github.com/fredrik-johansson/mpmath/commit/46d44c3c8f3244017fe1eb102d564eb4ab8ef750 third party advisory patch
https://github.com/mpmath/mpmath/releases/tag/1.3.0

Frequently Asked Questions

What is the severity of CVE-2021-29063?
CVE-2021-29063 has been scored as a high severity vulnerability.
How to fix CVE-2021-29063?
To fix CVE-2021-29063, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-29063 being actively exploited in the wild?
It is possible that CVE-2021-29063 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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