CVE-2021-41500

HIGH

cvxopt <= 1.2.6 - Denial of Service via Fake Capsule Object in cholmod APIs

Title source: llm

Description

Incomplete string comparison vulnerability exits in cvxopt.org cvxop <= 1.2.6 in APIs (cvxopt.cholmod.diag, cvxopt.cholmod.getfactor, cvxopt.cholmod.solve, cvxopt.cholmod.spsolve), which allows attackers to conduct Denial of Service attacks by construct fake Capsule objects.

References (2)

Core 2

Core References

Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc

https://github.com/cvxopt/cvxopt/issues/193

Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CXTPM3DGVYTYQ54OFCMXZVWVOMR7JM2D/

Scores

CVSS v3 7.5

EPSS 0.0118

EPSS Percentile 63.6%

Attack Vector NETWORK

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

Details

CWE

CWE-697

Status published

Products (3)

cvxopt_project/cvxopt < 1.2.6

fedoraproject/fedora 34

pypi/cvxopt 0 - 1.2.7PyPI

Published Dec 17, 2021

Tracked Since Feb 18, 2026