openEuler 24.03 LTS SP2 update for busybox

1) Input validation error

EUVDB-ID: #VU107931

Risk: Medium

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

CVE-ID: CVE-2025-46394

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a spoofing attack.

The vulnerability exists due to insufficient validation of filenames inside a tar archive. A remote attacker can add a specially crafted file into an archive and trick the victim into overwriting critical files on the system, leading to a potential privilege escalation.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 24.03 LTS SP2

busybox-help: before 1.36.1-11

busybox-petitboot: before 1.36.1-11

busybox-debugsource: before 1.36.1-11

busybox-debuginfo: before 1.36.1-11

busybox: before 1.36.1-11

CPE2.3

• cpe:2.3:o:openeuler:openeuler:24.03:LTS SP2:*:*:*:*:*:*
• cpe:2.3:a:openeuler:busybox-help:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:busybox-petitboot:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:busybox-debugsource:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:busybox-debuginfo:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:busybox:*:*:*:*:*:openeuler:*:*

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2025-1883

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.