#VU17822 Stack-based buffer overflow in file - CVE-2019-8907

Vulnerability identifier: #VU17822

Vulnerability risk: Low

CVSSv4.0: 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:P/U:Clear]

CVE-ID: CVE-2019-8907

CWE-ID: CWE-121

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 stack-based buffer overflow in the do_core_note function. A remote attacker can trick the victim into executing a file that submits malicious input to the targeted system with the file command, trigger memory corruption and perform a denial of service attack.

Mitigation
Update to version 5.36.

Vulnerable software versions

file: 5.35

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External links
https://bugs.astron.com/view.php?id=65

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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. However, proof of concept for this vulnerability is available.