Vulnerability identifier: #VU69351

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-23904

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
speex
Other software / Other software solutions

Vendor: www.speex.org

Description

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

The vulnerability exists due to insufficient validation of .wav file in speexenc.c. A remote attacker can cause a denial of service (DoS) via a crafted WAV file.

Mitigation
Install update from vendor's website.

Vulnerable software versions

speex: 0.0.1 - 1.1.12

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External links
http://github.com/xiph/speex/issues/14

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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.