Heap-based buffer overflow in LibTIFF - CVE-2018-17795

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Main Vulnerability Database Vulnerabilities #VU15148

Heap-based buffer overflow in LibTIFF - CVE-2018-17795

Published: October 2, 2018 / Updated: May 21, 2022


Vulnerability identifier: #VU15148
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-17795
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the t2p_write_pdf() function in tiff2pdf.c file. A remote attacker can use a specially crafted TIFF file to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

LibTIFF
Opensuse
Dynamic System Analysis (DSA) Preboot

How to mitigate CVE-2018-17795

Install update from vendor's website.

Dynamic System Analysis (DSA) Preboot - update to dsyte2z-9.65

External References

Related Security Bulletins