Permissions, Privileges, and Access Controls in bluez (Alpine package)
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2020-0556 |
| CWE-ID | CWE-264 |
| Exploitation vector | Local network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
bluez (Alpine package) Operating systems & Components / Operating system package or component |
| Vendor | Alpine Linux Development Team |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Permissions, Privileges, and Access Controls
EUVDB-ID: #VU26047
Risk: Low
CVSSv3.1: 6.2 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-0556
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to escalate privileges on the system.
The vulnerability exists due to improper access control in subsystem for BlueZ. A remote attacker on the local network can gain elevated privileges on the target system and cause a denial of service (DoS) condition.
Install update from vendor's website.
Vulnerable software versionsbluez (Alpine package): 5.9-r0 - 5.49-r2
External linkshttp://git.alpinelinux.org/aports/commit/?id=1a09b72255fa939c293e1c8f2aee70d067aa6d74
http://git.alpinelinux.org/aports/commit/?id=d3acf50f550fefb42a5bc481cc8901633c09b839
http://git.alpinelinux.org/aports/commit/?id=e61670a8667332918c6a88a0f52c50aed9c1a0cd
http://git.alpinelinux.org/aports/commit/?id=f6fc58556f31047a3a3e540d2d37372b251eafaf
http://git.alpinelinux.org/aports/commit/?id=2e0d736af0229cda9d23b30f23f85ea7bbcc2686
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
