#VU80421 Out-of-bounds read in file - CVE-2022-48554

Vulnerability identifier: #VU80421

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-48554

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
file
Universal components / Libraries / Libraries used by multiple products

Vendor: Ian F. Darwin

Description

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

The vulnerability exists due to a boundary condition within the file_copystr() function in funcs.c. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger an out-of-bounds read error and crash the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

file: 5.00 - 5.42

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External links
https://bugs.astron.com/view.php?id=310

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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.