CVE-2018-20546

moderate-risk

Published 2018-12-28

There is an illegal READ memory access at caca/dither.c (function get_rgba_default) in libcaca 0.99.beta19 for the default bpp case.

Do I need to act?

2.3% 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 8.1/10 High

NETWORK / LOW complexity

Libcaca

Ubuntu Linux

Fedora

Debian Linux

Leap

Debian 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=1652622

Patch https://github.com/cacalabs/libcaca/commit/1022d97496c7899e8641515af363381b31ae2...

Third Party Advisory https://github.com/cacalabs/libcaca/issues/38

Mailing List https://lists.debian.org/debian-lts-announce/2019/01/msg00007.html

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=1652622

Patch https://github.com/cacalabs/libcaca/commit/1022d97496c7899e8641515af363381b31ae2...

Third Party Advisory https://github.com/cacalabs/libcaca/issues/38

Mailing List https://lists.debian.org/debian-lts-announce/2019/01/msg00007.html

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

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

/ 100

moderate-risk

Severity 28/34 · Critical

Exploitability 5/34 · Minimal

Exposure 16/34 · Moderate