Anolis OS update for less

1) OS Command Injection

EUVDB-ID: #VU88533

Risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-32487

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 newline characters in the filename in filename.c. A remote attacker can trick the victim to pass a specially crafted filename to the affected command and execute arbitrary OS commands on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 23

less-doc: before 633-4

less: before 633-4

CPE2.3

• cpe:2.3:o:openanolis:anolis_os:23:*:*:*:*:*:*:*
• cpe:2.3:a:openanolis:less-doc:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:less:*:*:*:*:*:anolis_os:*:*

External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0446

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.