#VU19216 Division by zero in WavPack - CVE-2019-1010315

Vulnerability identifier: #VU19216

Vulnerability risk: Low

CVSSv4.0: 5.2 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2019-1010315

CWE-ID: CWE-369

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
WavPack
Client/Desktop applications / Multimedia software

Vendor: wavpack

Description

The vulnerability allows a remote attacker to cause a denial of service (DoS) condition on a targeted system.

The vulnerability exists due to a divide by zero error in the "ParseDsdiffHeaderConfig()" function in the "dsdiff.c" file, when parsing .wav files. 

A remote attacker can trick a victim to open a specially crafted .wav file and crash the affected application.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

WavPack: 4.50.0 - 5.1.0

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External links
https://github.com/dbry/WavPack/commit/4c0faba32fddbd0745cbfaf1e1aeb3da5d35b9fc
https://github.com/dbry/WavPack/issues/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.