VulnerabilityModified
CVE-2015-7554
The _TIFFVGetField function in tif_dir.c in libtiff 4.0.6 allows attackers to cause a denial of service (invalid memory write and crash) or possibly have unspecified other impact via crafted field data in an extension tag in a TIFF image.
CRITICAL 9.8EPSS 4.19%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.19%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The _TIFFVGetField function in tif_dir.c in libtiff 4.0.6 allows attackers to cause a denial of service (invalid memory write and crash) or possibly have unspecified other impact via crafted field data in an extension tag in a TIFF image.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.19% probability · 90th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-254
- Affected
- libtiff/libtiff
- Source
- secalert@redhat.com
References
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00078.html
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00081.html
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00100.html
- http://packetstormsecurity.com/files/135078/libtiff-4.0.6-Invalid-Write.htmlExploit
- http://rhn.redhat.com/errata/RHSA-2016-1546.html
- http://rhn.redhat.com/errata/RHSA-2016-1547.html
- http://seclists.org/fulldisclosure/2015/Dec/119Exploit
- http://www.openwall.com/lists/oss-security/2015/12/26/7Exploit
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.securityfocus.com/archive/1/537205/100/0/threaded
- http://www.securityfocus.com/bid/79699
- https://security.gentoo.org/glsa/201701-16
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00078.html
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00081.html
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00100.html
- http://packetstormsecurity.com/files/135078/libtiff-4.0.6-Invalid-Write.htmlExploit
- http://rhn.redhat.com/errata/RHSA-2016-1546.html
- http://rhn.redhat.com/errata/RHSA-2016-1547.html
- http://seclists.org/fulldisclosure/2015/Dec/119Exploit
- http://www.openwall.com/lists/oss-security/2015/12/26/7Exploit
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.securityfocus.com/archive/1/537205/100/0/threaded
- http://www.securityfocus.com/bid/79699
- https://security.gentoo.org/glsa/201701-16
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.