SUSE update for rmt-server

1) Incorrect default permissions

EUVDB-ID: #VU70668

Risk: Low

CVSSv4.0: 5.9 [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:U/U:Clear]

CVE-ID: CVE-2022-31254

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

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

The vulnerability exists due to incorrect default permissions for the "/usr/share/rmt" directory. A local _rmt user can edit the "/usr/share/rmt/.bundle/config" file and execute arbitrary code on the system as root during service startup.

Mitigation

Update the affected package rmt-server to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP: 15-SP3

SUSE Linux Enterprise Server: 15-SP3-LTSS - 15-SP3-BCL

SUSE Linux Enterprise Realtime Extension: 15-SP3

SUSE Linux Enterprise High Performance Computing: 15-SP3-LTSS - 15-SP3-ESPOS

SUSE Enterprise Storage: 7.1

SUSE Manager Retail Branch Server: 4.2

SUSE Linux Enterprise Module for Public Cloud: 15-SP3

openSUSE Leap: 15.3

SUSE Manager Server: 4.2

SUSE Manager Proxy: 4.2

SUSE Linux Enterprise Server for SAP Applications: 15-SP3

SUSE Linux Enterprise Module for Server Applications: 15-SP3

rmt-server-pubcloud: before 2.10-150300.3.21.1

rmt-server-debugsource: before 2.10-150300.3.21.1

rmt-server-debuginfo: before 2.10-150300.3.21.1

rmt-server-config: before 2.10-150300.3.21.1

rmt-server: before 2.10-150300.3.21.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP3-LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP3-BCL:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_realtime_extension:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP3-LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP3-ESPOS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_enterprise_storage:7.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_retail_branch_server:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_public_cloud:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_server:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_proxy:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_server_applications:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:rmt-server-pubcloud:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:rmt-server-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:rmt-server-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:rmt-server-config:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:rmt-server:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2023/suse-su-20230020-1/

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?

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