Main Vulnerability Database Vulnerabilities #VU16050

Memory corruption in Exiv2 - CVE-2018-8977

Published: November 26, 2018

Vulnerability identifier: #VU16050

CSH Severity: Low

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2018-8977

CWE-ID: CWE-119

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to boundary error in Exiv2::Internal::printCsLensFFFF function in canonmn_int.cpp. A remote attacker can trick the victim into opening a specially crafted input, trigger memory corruption and perform a denial of service attack.

Affected software

Exiv2
Gentoo Linux

How to mitigate CVE-2018-8977

Install update from vendor's website.

External References

https://github.com/Exiv2/exiv2/issues/247

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