CVE-2021-29063

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Se ha descubierto una vulnerabilidad de denegación de servicio de expresiones regulares (ReDOS) en Mpmath v1.0.0 hasta v1.2.1 cuando se llama a la función mpmathify

*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

2021-03-22 CVE Reserved
2021-06-21 CVE Published
2024-03-06 EPSS Updated
2024-08-03 CVE Updated
2024-08-03 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-770: Allocation of Resources Without Limits or Throttling

CAPEC

References (9)

URL	Tag	Source
https://github.com/mpmath/mpmath/releases/tag/1.3.0
https://github.com/yetingli/SaveResults/blob/main/js/hosted-git-info.js	Not Applicable
https://www.npmjs.com/package/hosted-git-info	Product

URL	Date	SRC
https://github.com/yetingli/PoCs/blob/main/CVE-2021-29063/Mpmath.md	2024-08-03

URL	Date	SRC
https://github.com/fredrik-johansson/mpmath/commit/46d44c3c8f3244017fe1eb102d564eb4ab8ef750	2023-11-07
https://github.com/npm/hosted-git-info/pull/76	2023-11-07

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3M5O55E7VUDMXCPQR6MQTOIFDKHP36AA	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EIUX3XWY2K3MSO7QXMZXQQYAURARSPC5	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MS2U6GLXQSRZJE2HVUAUMVFR2DWQLCZG	2023-11-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mpmath Search vendor "Mpmath"		Mpmath Search vendor "Mpmath" for product "Mpmath"				>= 1.0.0 <= 1.2.1 Search vendor "Mpmath" for product "Mpmath" and version " >= 1.0.0 <= 1.2.1"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				33 Search vendor "Fedoraproject" for product "Fedora" and version "33"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				34 Search vendor "Fedoraproject" for product "Fedora" and version "34"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				35 Search vendor "Fedoraproject" for product "Fedora" and version "35"		-		Affected