CVE-2020-13776
medium
CVSS v3
—
CVSS v2
—
VIR risk
5.5
Description
systemd through v245 mishandles numerical usernames such as ones composed of decimal digits or 0x followed by hex digits, as demonstrated by use of root privileges when privileges of the 0x0 user account were intended. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000082.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-13776
Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2021:1611
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2020-13776.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| rocky | 8 | fixed | |
| debian | bookworm | fixed | 246-2 |
| debian | bullseye | fixed | 246-2 |
| debian | forky | fixed | 246-2 |
| debian | sid | fixed | 246-2 |
| debian | trixie | fixed | 246-2 |
References
Verify integrity in audit chain (admin only). AS-IS.