CVE-2021-41500

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Se presenta una vulnerabilidad de comparación incompleta de cadenas en cvxopt.org cvxop versiones anteriores a 1.2.6 incluyéndola, en las APIs (cvxopt.cholmod.diag, cvxopt.cholmod.getfactor, cvxopt.cholmod.solve, cvxopt.cholmod.spsolve), que permite a atacantes conducir ataques de denegación de servicio mediante la construcción de objetos Capsule falsos

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-09-20 CVE Reserved
2021-12-17 CVE Published
2024-08-04 CVE Updated
2024-08-04 First Exploit
2024-09-01 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-697: Incorrect Comparison

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://github.com/cvxopt/cvxopt/issues/193	2024-08-04

URL	Date	SRC

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CXTPM3DGVYTYQ54OFCMXZVWVOMR7JM2D	2023-11-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Cvxopt Project Search vendor "Cvxopt Project"		Cvxopt Search vendor "Cvxopt Project" for product "Cvxopt"				<= 1.2.6 Search vendor "Cvxopt Project" for product "Cvxopt" and version " <= 1.2.6"		python		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				34 Search vendor "Fedoraproject" for product "Fedora" and version "34"		-		Affected