Buffer overflow in Imagemagick
CVE-2016-9773
Heap-based buffer overflow in the IsPixelGray function in MagickCore/pixel-accessor.h in ImageMagick 7.0.3.8 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted image file. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-9556.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.018 (78.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.0% 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
- Imagemagick — versions 7.0.3-8
Weakness classification (CWE)
References
- blogs.gentoo.org/ago/2016/12/01/imagemagick-heap-based-buffer-overflow-in-ispix… (Patch, VDB Entry, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/12/02/12 (mailing-list, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/12/01/4 (mailing-list, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/12/02/11 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-9773?
- CVE-2016-9773 is a medium-severity vulnerability in Imagemagick, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2017-02-17.
- How severe is CVE-2016-9773?
- Medium severity. CVSS v3 base score is 5.5 out of 10.