CVE-2018-13347
Mercurial mishandles integer addition and subtraction
9.8
CRITICAL
CVSS 3.1
EPSS 1.3%
Description
mpatch.c in Mercurial before 4.6.1 mishandles integer addition and subtraction, aka OVE-20180430-0002.
How to fix CVE-2018-13347
To remediate CVE-2018-13347, upgrade the affected package to a fixed version below.
- Debian/mercurial—upgrade to 4.6.1-1 or later
- PyPI/mercurial—upgrade to 4.6.1 or later
- —upgrade to 4.6.1 or later
Is CVE-2018-13347 being exploited?
Low — EPSS is 1.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 4.6.1-1
- from 0, < 4.6.1
- from 0, < 4.6.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |