Vulnerability identifier: #VU12888

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-2017-6888

CWE-ID: CWE-401

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FLAC
Client/Desktop applications / Multimedia software

Vendor: xiph.org

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in the "read_metadata_vorbiscomment_()" function in src/libFLAC/stream_decoder.c due to memory leak. A remote attacker can trick the victim into opening a specially crafted FLAC file and cause the service to crash.

Mitigation
Install update from vendor's website.

Vulnerable software versions

FLAC: 1.3.2

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External links
http://secuniaresearch.flexerasoftware.com/secunia_research/2017-7/

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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.