SUSE update for ctags

1) OS Command Injection

EUVDB-ID: #VU71470

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-4515

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation when handling the tag filename passed via the "-o" option within the externalSortTags() function in sort.c. A remote attacker can trick the victim to pass a specially crafted filename or use a malicious configuration file and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package ctags to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP: 15-SP1 - 15-SP3

SUSE Linux Enterprise Server: 15-SP1-LTSS - 15-SP4

SUSE Linux Enterprise Realtime Extension: 15-SP3

SUSE Linux Enterprise High Performance Computing: 15-SP1-LTSS - 15-SP4

SUSE Enterprise Storage: 6 - 7.1

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

SUSE Linux Enterprise Module for Development Tools: 15-SP4

SUSE Linux Enterprise Desktop: 15-SP4

SUSE CaaS Platform: 4.0

openSUSE Leap: 15.4

SUSE Linux Enterprise Server for SAP Applications: 15-SP4

ctags-debugsource: before 5.8-150000.3.3.1

ctags-debuginfo: before 5.8-150000.3.3.1

ctags: before 5.8-150000.3.3.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230225-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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