VulnerabilityModified
CVE-2015-8668
Heap-based buffer overflow in the PackBitsPreEncode function in tif_packbits.c in bmp2tiff in libtiff 4.0.6 and earlier allows remote attackers to execute arbitrary code or cause a denial of service via a large width field in a BMP image.
CRITICAL 9.8EPSS 13.7%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 13.7%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
Description
Heap-based buffer overflow in the PackBitsPreEncode function in tif_packbits.c in bmp2tiff in libtiff 4.0.6 and earlier allows remote attackers to execute arbitrary code or cause a denial of service via a large width field in a BMP image.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 13.72% probability · 96th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- libtiff/libtiff · oracle/vm server · oracle/linux · redhat/enterprise linux · redhat/enterprise linux desktop · redhat/enterprise linux workstation
- Source
- cve@mitre.org
References
- http://packetstormsecurity.com/files/135080/libtiff-4.0.6-Heap-Overflow.htmlExploit, Third Party Advisory, VDB Entry
- http://rhn.redhat.com/errata/RHSA-2016-1546.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-1547.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlThird Party Advisory
- http://www.securityfocus.com/archive/1/537208/100/0/threadedBroken Link, VDB Entry
- https://security.gentoo.org/glsa/201701-16Third Party Advisory
- http://packetstormsecurity.com/files/135080/libtiff-4.0.6-Heap-Overflow.htmlExploit, Third Party Advisory, VDB Entry
- http://rhn.redhat.com/errata/RHSA-2016-1546.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-1547.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlThird Party Advisory
- http://www.securityfocus.com/archive/1/537208/100/0/threadedBroken Link, VDB Entry
- https://security.gentoo.org/glsa/201701-16Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.