Vulnerability identifier: #VU33254

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-11720

CWE-ID: CWE-369

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
lame
Other software / Other software solutions

Vendor: lame.sourceforge.net

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

There is a division-by-zero vulnerability in LAME 3.99.5, caused by a malformed input file.

Mitigation
Install update from vendor's website.

Vulnerable software versions

lame: 3.99.5

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External links
http://blogs.gentoo.org/ago/2017/06/17/lame-divide-by-zero-in-parse_wave_header-get_audio-c/
http://bugs.debian.org/777159
http://sourceforge.net/p/lame/bugs/460/

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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.