CVE-2021-41500 — Incorrect Comparison in Project Cvxopt

CWE-697 — Incorrect Comparison6 documents5 sources
Severity
7.5HIGHNVD
EPSS
0.3%
top 49.08%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Cvxopt Project CvxoptDebian CvxoptFedoraproject Fedora+1 more
Timeline
PublishedDec 17
Latest updateJan 7

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages5 packages

▶debiandebian/cvxopt< cvxopt 1.2.7+dfsg-1 (bookworm)
▶PyPIcvxopt_project/cvxopt< 1.2.7
▶Debiancvxopt_project/cvxopt< 1.2.7+dfsg-1+2

Also affects: Fedora 34

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
OSV
Incorrect Comparison in cvxopt↗2022-01-07
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GHSA
Incorrect Comparison in cvxopt↗2022-01-07
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OSV
CVE-2021-41500: Incomplete string comparison vulnerability exits in cvxopt↗2021-12-17
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📋Vendor Advisories

2
Microsoft
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 attack↗2021-12-14
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Debian
CVE-2021-41500: cvxopt - Incomplete string comparison vulnerability exits in cvxopt.org cvxop <= 1.2.6 in...↗2021
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