CVE-2022-39280CWE-400

Regular expression denial of service in dparse

Medium · published October 6, 2022

CVSS v3.1
5.9
EPSS
1%
Percentile
70.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.01306 · 70.3th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2022-10-06T00:00Z
EPSS history
Timeline
  • 06 OCT 00:00Z
    Regular expression denial of service in dparse
    cvelistv5