CVE-2020-0556

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

Improper access control in subsystem for BlueZ before version 5.54 may allow an unauthenticated user to potentially enable escalation of privilege and denial of service via adjacent access

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2020-0556.html

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-0556

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202003-13

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed5.50-1.1
debian debianbullseyefixed5.50-1.1
debian debianforkyfixed5.50-1.1
debian debiansidfixed5.50-1.1
debian debiantrixiefixed5.50-1.1
arch archfixed5.54-1
suse slesaffected

References

Verify integrity in audit chain (admin only). AS-IS.