Resource exhaustion in file (Alpine package)

1) Resource exhaustion

EUVDB-ID: #VU16078

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2014-1943

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a local attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to infinite recursion when insufficient validation of user-supplied input. A local attacker can trigger CPU consumption and cause the service to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

file (Alpine package): 5.11-r0 - 5.15-r0

CPE2.3

• cpe:2.3:o:alpine:file_alpine_package:5.11-r0:*:*:*:*:alpine_linux:*:2.3
• cpe:2.3:o:alpine:file_alpine_package:5.14-r0:*:*:*:*:alpine_linux:*:2.6
• cpe:2.3:o:alpine:file_alpine_package:5.15-r0:*:*:*:*:alpine_linux:*:2.6

External links

https://git.alpinelinux.org/aports/commit/?id=67acd4b824737a8ca2898d3eea7fbb4d3aeff8ba
https://git.alpinelinux.org/aports/commit/?id=f574def4a7f0f1b99bed17cc4f9e96821afa2e85
https://git.alpinelinux.org/aports/commit/?id=070ac1e4fedc510410ffb8e85eb7ae0d6b20d1b1
https://git.alpinelinux.org/aports/commit/?id=2bb44c021f13a71d3069579c18934f47bbf319c6

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.