CVE-2019-3902
mercurial - security update
5.9
MEDIUM
CVSS 3.1
EPSS 0.54%
Description
A flaw was found in Mercurial before 4.9. It was possible to use symlinks and subrepositories to defeat Mercurial's path-checking logic and write files outside a repository.
How to fix CVE-2019-3902
To remediate CVE-2019-3902, upgrade the affected package to a fixed version below.
- Alpine/mercurial—upgrade to 4.9-r0 or later
- —upgrade to 4.9-1 or later
- —upgrade to 3.1.2-2+deb8u7 or later
- —upgrade to 4.9 or later
- —upgrade to 4.9 or later
Is CVE-2019-3902 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (5)
- from 0, < 4.9-r0
- from 0, < 4.9-1
- from 0, < 3.1.2-2+deb8u7
- from 0, < 4.9
- from 0, < 4.9
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |