CVE-2017-16938
optipng - security update
7.8
HIGH
CVSS 3.1
EPSS 0.41%
Description
A global buffer overflow in OptiPNG 0.7.6 allows remote attackers to cause a denial-of-service attack or other unspecified impact with a maliciously crafted GIF format file, related to an uncontrolled loop in the LZWReadByte function of the gifread.c file.
How to fix CVE-2017-16938
To remediate CVE-2017-16938, upgrade the affected package to a fixed version below.
- Debian/optipng—upgrade to 0.7.6-1.1 or later
- —upgrade to 0.6.4-1+deb7u4 or later
Is CVE-2017-16938 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.7.6-1.1
- from 0, < 0.6.4-1+deb7u4
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 |