Medium severity · published Apr 13, 2016
CVE-2016-2191
The bmp_read_rows function in pngxtern/pngxrbmp.c in OptiPNG before 0.7.6 allows remote attackers to cause a denial of service (invalid memory write and crash) via a series of…
6.5
CVSS
3.5%
EPSS
No
On KEV
Description
The bmp_read_rows function in pngxtern/pngxrbmp.c in OptiPNG before 0.7.6 allows remote attackers to cause a denial of service (invalid memory write and crash) via a series of delta escapes in a crafted BMP image.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.5% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
7.0; 8.0 · source: NVD
LE
Leap · Opensuse
42.1 · source: NVD
OP
Opensuse · Opensuse
13.2 · source: NVD
OP
Optipng · Optipng
0.7.2 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04; 15.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-2191
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-2191
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
Exploit
http://packetstormsecurity.com/files/136553/Optipng-Invalid-Write.html
Third Party Advisory
http://seclists.org/fulldisclosure/2016/Apr/15
Third Party Advisory
http://www.debian.org/security/2016/dsa-3546
Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/04/04/2
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