SUSE update for polkit
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-3560 |
| CWE-ID | CWE-264 |
| Exploitation vector | Local |
| Public exploit | Vulnerability #1 is being exploited in the wild. |
| Vulnerable software |
SUSE MicroOS Operating systems & Components / Operating system SUSE Linux Enterprise Module for Basesystem Operating systems & Components / Operating system typelib-1_0-Polkit-1_0 Operating systems & Components / Operating system package or component polkit-devel-debuginfo Operating systems & Components / Operating system package or component polkit-devel Operating systems & Components / Operating system package or component polkit-debugsource Operating systems & Components / Operating system package or component polkit-debuginfo Operating systems & Components / Operating system package or component polkit Operating systems & Components / Operating system package or component libpolkit0-debuginfo Operating systems & Components / Operating system package or component libpolkit0 Operating systems & Components / Operating system package or component |
| Vendor | SUSE |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Permissions, Privileges, and Access Controls
EUVDB-ID: #VU53837
Risk: Low
CVSSv4.0: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Clear]
CVE-ID: CVE-2021-3560
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: Yes
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to application does not properly impose security restrictions in the "polkit_system_bus_name_get_creds_sync" function, which leads to security restrictions bypass and privilege escalation.
MitigationUpdate the affected package polkit to the latest version.
Vulnerable software versionsSUSE MicroOS: 5.0
SUSE Linux Enterprise Module for Basesystem: 15-SP2 - 15-SP3
typelib-1_0-Polkit-1_0: before 0.116-3.3.1
polkit-devel-debuginfo: before 0.116-3.3.1
polkit-devel: before 0.116-3.3.1
polkit-debugsource: before 0.116-3.3.1
polkit-debuginfo: before 0.116-3.3.1
polkit: before 0.116-3.3.1
libpolkit0-debuginfo: before 0.116-3.3.1
libpolkit0: before 0.116-3.3.1
CPE2.3- cpe:2.3:o:suse:suse_microos:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_module_for_basesystem:15-SP2:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_module_for_basesystem:15-SP3:*:*:*:*:*:*:*
- cpe:2.3:a:suse:typelib-1_0-polkit-1_0:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:polkit-devel-debuginfo:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:polkit-devel:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:polkit-debugsource:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:polkit-debuginfo:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:polkit:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:libpolkit0-debuginfo:*:*:*:*:*:suse_linux:*:*
- cpe:2.3:a:suse:libpolkit0:*:*:*:*:*:suse_linux:*:*
https://www.suse.com/support/update/announcement/2021/suse-su-20211843-1/
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.
