SUSE update for tomcat

1) Security restrictions bypass

EUVDB-ID: #VU60079

Risk: Low

CVSSv4.0: 4.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-23181

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

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

The vulnerability exists due to a time of check, time of use flaw when configured to persist sessions using the FileStore. A local user can perform certain actions which lead to security restrictions bypass and privilege escalation (code execution with Tomcat process privileges).

Mitigation

Update the affected package tomcat to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP: 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-SP1-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-SP1-BCL - 15-SP1-LTSS

tomcat-webapps: before 9.0.36-4.70.1

tomcat-servlet-4_0-api: before 9.0.36-4.70.1

tomcat-lib: before 9.0.36-4.70.1

tomcat-jsp-2_3-api: before 9.0.36-4.70.1

tomcat-el-3_0-api: before 9.0.36-4.70.1

tomcat-admin-webapps: before 9.0.36-4.70.1

tomcat: before 9.0.36-4.70.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:15-SP1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP1-ESPOS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP1-LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_enterprise_storage:6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_caas_platform:4.0:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP1-BCL:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP1-LTSS:*:*:*:*:*:*:*
• cpe:2.3:a:suse:tomcat-webapps:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:tomcat-servlet-4_0-api:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:tomcat-lib:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:tomcat-jsp-2_3-api:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:tomcat-el-3_0-api:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:tomcat-admin-webapps:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:tomcat:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2022/suse-su-20220695-1/

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.