Is CVE-2021-41500 in the CISA KEV catalog?

No. CVE-2021-41500 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-41500?

CVE-2021-41500 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2021-41500?

CVE-2021-41500 has an EPSS score of 1.18% (64th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-41500?

Upgrade cvxopt on debian 12 to 1.2.7+dfsg-1 or later.

CVE & CISA-KEV Catalog

CVE-2021-41500

HIGH

7.5

CVSS v3

NVD

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.

CWE-697

How to fix

Remediation Available

cvxoptDebian

Fixed in:1.2.7+dfsg-1CVE-2021-41500

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.18%probability of exploitation in 30 days

64thpercentile

Moderate risk: more likely to be exploited than 64% of all known CVEs.

References

Patch1

github.com

Other references1

lists.fedoraproject.org

Related Vulnerabilities

Other CWE-697 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-5217	Critical	9.8	100%	KEV	-
CVE-2020-5849	High	7.5	93%	KEV	-
CVE-2020-8864	High	8.8	80%	-	-
CVE-2025-3102	High	8.1	76%	-	-
CVE-2023-32571	Critical	9.8	35%	-	-
CVE-2020-8862	High	8.8	13%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.