Buffer overflow in Optipng Project
CVE-2017-16938
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Optipng Project — versions 0.7.6
Weakness classification (CWE)
References
- lists.debian.org/debian-lts-announce/2017/11/msg00042.html (mailing-list)
- www.debian.org/security/2017/dsa-4058 (vendor-advisory)
- sourceforge.net/p/optipng/bugs/69/ (Patch, Third Party Advisory)
- security.gentoo.org/glsa/201801-02 (vendor-advisory)
Frequently asked questions
- What is CVE-2017-16938?
- CVE-2017-16938 is a high-severity vulnerability in Optipng Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-11-24.
- How severe is CVE-2017-16938?
- High severity. CVSS v3 base score is 7.8 out of 10.