cbcvebase.
CVE-2019-20367
published 2020-01-08

CVE-2019-20367: 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).

PriorityP342critical9.1CVSS 3.1
AVNACLPRNUINSUCHINAH
EPSS
2.80%
84.9th percentile
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).

Affected

16 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debiandebian_linux
debianlibbsd< libbsd 0.10.0-1 (bookworm)libbsd 0.10.0-1 (bookworm)
freedesktoplibbsd< 0.10.00.10.0
freedesktoplibbsd>= 0 < 0.10.0-10.10.0-1
freedesktoplibbsd>= 0 < 0.10.0-10.10.0-1
freedesktoplibbsd>= 0 < 0.10.0-10.10.0-1
freedesktoplibbsd>= 0 < 0.10.0-10.10.0-1
freedesktoplibbsd>= 0 < 0.8.2-1ubuntu0.10.8.2-1ubuntu0.1
freedesktoplibbsd>= 0 < 0.8.7-1ubuntu0.10.8.7-1ubuntu0.1
freedesktoplibbsd>= 0 < 0.6.0-2ubuntu1+esm10.6.0-2ubuntu1+esm1
opensuseleap

CVSS provenance

nvdv3.19.1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
nvdv2.06.4MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:P
osv9.8CRITICAL
vendor_ubuntu9.8CRITICAL
vendor_debian9.1CRITICAL
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.