High severity · published Jun 26, 2018
CVE-2018-12900
Heap-based buffer overflow in the cpSeparateBufToContigBuf function in tiffcp.c in LibTIFF 3.9.3, 3.9.4, 3.9.5, 3.9.6, 3.9.7, 4.0.0beta7, 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6,…
8.8
CVSS
25.2%
EPSS
No
On KEV
Description
Heap-based buffer overflow in the cpSeparateBufToContigBuf function in tiffcp.c in LibTIFF 3.9.3, 3.9.4, 3.9.5, 3.9.6, 3.9.7, 4.0.0beta7, 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.4beta, 4.0.5, 4.0.6, 4.0.7, 4.0.8 and 4.0.9 allows remote attackers to cause a denial of service (crash) or possibly have unspecified other impact via a crafted TIFF file.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)25.2% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libtiff · Libtiff
4.0.9 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 18.04; 18.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-12900
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-12900
Exploit
http://bugzilla.maptools.org/show_bug.cgi?id=2798
access.redhat.com
https://access.redhat.com/errata/RHSA-2019:2053
access.redhat.com
https://access.redhat.com/errata/RHSA-2019:3419
github.com
https://github.com/Hack-Me/Pocs_for_Multi_Versions/tree/main/CVE-2018-12900
lists.debian.org
https://lists.debian.org/debian-lts-announce/2019/11/msg00027.html
Third Party Advisory
https://usn.ubuntu.com/3906-1/
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