#VU6882 Buffer overflow in libsndfile - CVE-2017-8361

Vulnerability identifier: #VU6882

Vulnerability risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-8361

CWE-ID: CWE-120

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
libsndfile
Client/Desktop applications / Multimedia software

Vendor: Erik de Castro Lopo

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

The weakness exists due to buffer overflow in the flac_buffer_copy function in flac.c. A remote attacker can send a specially crafted audio file, trick the victim into opening it, trigger memory corruption and cause the application to crash.

Successful exploitation of the vulnerability results in denial of service.

Mitigation
Install update from vendor's website.

Vulnerable software versions

libsndfile: 1.0.28

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External links
https://github.com/erikd/libsndfile/commit/fd0484aba8e51d16af1e3a880f9b8b857b385eb3

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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.