openEuler 22.03 LTS SP2 update for sssd

1) Race condition

EUVDB-ID: #VU88857

Risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-3758

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to a race condition where the GPO policy is not consistently applied for authenticated users. A remote user can exploit the race and gain unauthorized access to the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP2

sssd-help: before 2.6.1-14

sssd-devel: before 2.6.1-14

python3-sssd: before 2.6.1-14

sssd-debuginfo: before 2.6.1-14

sssd-debugsource: before 2.6.1-14

sssd: before 2.6.1-14

CPE2.3

• cpe:2.3:o:openeuler:openeuler:22.03:LTS SP2:*:*:*:*:*:*
• cpe:2.3:a:openeuler:sssd-help:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:sssd-devel:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:python3-sssd:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:sssd-debuginfo:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:sssd-debugsource:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:sssd:*:*:*:*:*:openeuler:*:*

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1573

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.