CVE-2019-20367

moderate-risk

Published 2020-01-08

nlist.c in libbsd before 0.10.0 has an out-of-bounds read during a comparison for a symbol name from the string table (strtab).

Do I need to act?

0.88% chance of exploitation

EPSS score — low 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 9.1/10 Critical

NETWORK / LOW complexity

Libbsd

Debian Linux

Ubuntu Linux

Leap

Debian Canonical Opensuse Freedesktop

Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00043.html

Exploit https://gitlab.freedesktop.org/libbsd/libbsd/commit/9d917aad37778a9f4a96ba358415...

Mailing List https://lists.debian.org/debian-lts-announce/2021/02/msg00027.html

Mailing List https://lists.freedesktop.org/archives/libbsd/2019-August/000229.html

Third Party Advisory https://usn.ubuntu.com/4243-1/

Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00043.html

Exploit https://gitlab.freedesktop.org/libbsd/libbsd/commit/9d917aad37778a9f4a96ba358415...

Mailing List https://lists.debian.org/debian-lts-announce/2021/02/msg00027.html

Mailing List https://lists.freedesktop.org/archives/libbsd/2019-August/000229.html

Third Party Advisory https://usn.ubuntu.com/4243-1/

/ 100

moderate-risk

Severity 31/34 · Critical

Exploitability 3/34 · Minimal

Exposure 14/34 · Moderate