CVE-2016-3982

moderate-risk
Published 2016-04-13

Off-by-one error in the bmp_rle4_fread function in pngxrbmp.c in OptiPNG before 0.7.6 allows remote attackers to cause a denial of service (out-of-bounds read or write access and crash) or possibly execute arbitrary code via a crafted image file, which triggers a heap-based buffer overflow.

Do I need to act?

~
2.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (8)

Optipng

Affected Vendors

Optipng Project Opensuse Debian Canonical

References (14)

Issue Tracking http://bugs.fi/media/afl/optipng/2/
Third Party Advisory http://lists.opensuse.org/opensuse-updates/2016-04/msg00061.html
Third Party Advisory http://lists.opensuse.org/opensuse-updates/2016-04/msg00065.html
Third Party Advisory http://www.debian.org/security/2016/dsa-3546
Third Party Advisory http://www.ubuntu.com/usn/USN-2951-1
https://security.gentoo.org/glsa/201608-01
Patch https://sourceforge.net/p/optipng/bugs/57/
Issue Tracking http://bugs.fi/media/afl/optipng/2/
Third Party Advisory http://lists.opensuse.org/opensuse-updates/2016-04/msg00061.html
Third Party Advisory http://lists.opensuse.org/opensuse-updates/2016-04/msg00065.html
Third Party Advisory http://www.debian.org/security/2016/dsa-3546
Third Party Advisory http://www.ubuntu.com/usn/USN-2951-1
https://security.gentoo.org/glsa/201608-01
Patch https://sourceforge.net/p/optipng/bugs/57/
49
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 5/34 · Minimal
Exposure 14/34 · Moderate