Home/CVE/Improper access control in subsystem for BlueZ before version 5.54 may allow an unauthenticated user to potentially enab
CVE

CVE-2020-0556

Improper access control in subsystem for BlueZ before version 5.54 may allow an unauthenticated user to potentially enab

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.

HIGH · CVSS 7.1 EPSS 0.00161
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
▤

Affected Products & Versions

4
bluez< 5.54
canonical ubuntu linuxall versions
debian linuxall versions
opensuse leapall versions
▣

Scoring & Timeline

7.1
HIGH · CVSS v3.1 · secure@intel.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Mar 2020 · 09:15 PM
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
⚑

Vendor Advisories

15
suse-csafSUSE-SU-2026:20041-1
suse-csafSUSE-SU-2025:03590-1
suse-csafSUSE-SU-2025:20804-1
suse-csafSUSE-SU-2025:03277-1
suse-csafSUSE-SU-2025:03269-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00008.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00055.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00008.htmlMailing ListThird Party Advisory
https://security.gentoo.org/glsa/202003-49Third Party Advisory
https://usn.ubuntu.com/4311-1/Third Party Advisory
https://www.debian.org/security/2020/dsa-4647Third Party Advisory
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