Detections
Analytics

CVE-2022-39280

high

Description

dparse is a parser for Python dependency files. dparse in versions before 0.5.2 contain a regular expression that is vulnerable to a Regular Expression Denial of Service. All the users parsing index server URLs with dparse are impacted by this vulnerability. A patch has been applied in version `0.5.2`, all the users are advised to upgrade to `0.5.2` as soon as possible. Users unable to upgrade should avoid passing index server URLs in the source file to be parsed.

References

https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS

https://github.com/pyupio/dparse/security/advisories/GHSA-8fg9-p83m-x5pq

https://github.com/pyupio/dparse/commit/d87364f9db9ab916451b1b036cfeb039e726e614

https://github.com/pyupio/dparse/commit/8c990170bbd6c0cf212f1151e9025486556062d5

Details

Source: Mitre, NVD

Published: 2022-10-06

Updated: 2023-07-11

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

CVSS v4

Base Score: 8.2

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Severity: High

EPSS

EPSS: 0.001