CVE-2022-39280
ReDoS issue in dparse
5.9
MEDIUM
CVSS 3.1
EPSS 0.84%
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.
How to fix CVE-2022-39280
To remediate CVE-2022-39280, upgrade the affected package to a fixed version below.
- —upgrade to 0.5.2 or later
- —upgrade to 8c990170bbd6c0cf212f1151e9025486556062d5 or later
Is CVE-2022-39280 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.5.2
- from 0, < 8c990170bbd6c0cf212f1151e9025486556062d5, < d87364f9db9ab916451b1b036cfeb039e726e614 | from 0, < 0.5.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | 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 |
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |