SUSE update for emacs

1) OS Command Injection

EUVDB-ID: #VU69808

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-45939

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 processing name of a source-code file in lib-src/etags.c. A remote attacker can trick the victim to use the "ctags *" command  and execute arbitrary OS commands on the target system in a situation where the current working directory has contents that depend on untrusted input.

Mitigation

Update the affected package emacs to the latest version.

Vulnerable software versions

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

SUSE Linux Enterprise Module for Desktop Applications: 15-SP4

SUSE Linux Enterprise Module for Basesystem: 15-SP4

SUSE Linux Enterprise Desktop: 15-SP4

SUSE Linux Enterprise Server: 15-SP4

openSUSE Leap: 15.4

SUSE Linux Enterprise Server for SAP Applications: 15-SP4

SUSE Linux Enterprise High Performance Computing: 15-SP4

emacs-info: before 27.2-150400.3.3.1

emacs-el: before 27.2-150400.3.3.1

etags-debuginfo: before 27.2-150400.3.3.1

etags: before 27.2-150400.3.3.1

emacs-x11-debuginfo: before 27.2-150400.3.3.1

emacs-x11: before 27.2-150400.3.3.1

emacs-nox-debuginfo: before 27.2-150400.3.3.1

emacs-nox: before 27.2-150400.3.3.1

emacs-debugsource: before 27.2-150400.3.3.1

emacs-debuginfo: before 27.2-150400.3.3.1

emacs: before 27.2-150400.3.3.1

CPE2.3

• cpe:2.3:o:suse:suse_manager_retail_branch_server:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_server:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_proxy:4.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_desktop_applications:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_basesystem:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_desktop:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:a:suse:emacs-info:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:emacs-el:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:etags-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:etags:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:emacs-x11-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:emacs-x11:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:emacs-nox-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:emacs-nox:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:emacs-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:emacs-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:emacs:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2022/suse-su-20224304-1/

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.