CVE-2018-12900

Name: CVE-2018-12900
Creator: NVD / NIST
Published: 2018-06-26T22:29:00.257+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 25.18%

Last modified Jun 17, 2026

CVE-2018-12900 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 25.18% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

25.18%

97.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Libtiff	Libtiff	4.0.9
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	18.10

References

http://bugzilla.maptools.org/show_bug.cgi?id=2798Exploit, Issue Tracking, Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2053
https://access.redhat.com/errata/RHSA-2019:3419
https://github.com/Hack-Me/Pocs_for_Multi_Versions/tree/main/CVE-2018-12900
https://lists.debian.org/debian-lts-announce/2019/11/msg00027.html
https://usn.ubuntu.com/3906-1/Third Party Advisory
https://usn.ubuntu.com/3906-2/
https://www.debian.org/security/2020/dsa-4670
http://bugzilla.maptools.org/show_bug.cgi?id=2798Exploit, Issue Tracking, Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2053
https://access.redhat.com/errata/RHSA-2019:3419
https://github.com/Hack-Me/Pocs_for_Multi_Versions/tree/main/CVE-2018-12900
https://lists.debian.org/debian-lts-announce/2019/11/msg00027.html
https://usn.ubuntu.com/3906-1/Third Party Advisory
https://usn.ubuntu.com/3906-2/
https://www.debian.org/security/2020/dsa-4670

Timeline

Published: Jun 26, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-12900?

How severe is CVE-2018-12900?

Severity scoring for CVE-2018-12900 is pending analysis. The EPSS model estimates a 25.18% probability of exploitation in the next 30 days.

How do I fix CVE-2018-12900?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-12900?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST