CVE-2017-18120
7.8
HIGH
CVSS 3.1
EPSS 0.31%
Description
A double-free bug in the read_gif function in gifread.c in gifsicle 1.90 allows a remote attacker to cause a denial-of-service attack or unspecified other impact via a maliciously crafted file, because last_name is mishandled, a different vulnerability than CVE-2017-1000421.
How to fix CVE-2017-18120
To remediate CVE-2017-18120, upgrade the affected package to a fixed version below.
- Debian/gifsicle—upgrade to 1.91-1 or later
Is CVE-2017-18120 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.91-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |