CVE-2018-20545

high-risk

Published 2018-12-28

There is an illegal WRITE memory access at common-image.c (function load_image) in libcaca 0.99.beta19 for 4bpp data.

Do I need to act?

1.9% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 8.8/10 High

NETWORK / LOW complexity

Libcaca

Ubuntu Linux

Fedora

Leap

Canonical Fedoraproject Opensuse Libcaca Project

Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00033.html

Exploit https://bugzilla.redhat.com/show_bug.cgi?id=1652621

Patch https://github.com/cacalabs/libcaca/commit/3e52dabe3e64dc50f4422effe364a1457a8a8...

Exploit https://github.com/cacalabs/libcaca/issues/37

Third Party Advisory https://usn.ubuntu.com/3860-1/

Third Party Advisory https://usn.ubuntu.com/3860-2/

Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00033.html

Exploit https://bugzilla.redhat.com/show_bug.cgi?id=1652621

Patch https://github.com/cacalabs/libcaca/commit/3e52dabe3e64dc50f4422effe364a1457a8a8...

Exploit https://github.com/cacalabs/libcaca/issues/37

Third Party Advisory https://usn.ubuntu.com/3860-1/

Third Party Advisory https://usn.ubuntu.com/3860-2/

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high-risk

Severity 30/34 · Critical

Exploitability 5/34 · Minimal

Exposure 16/34 · Moderate