#VU10867 Heap-based buffer overflow in libsndfile - CVE-2017-12562

Vulnerability identifier: #VU10867

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-2017-12562

CWE-ID: CWE-122

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 in the psf_binheader_writef function due to heap-based buffer overflow. A remote attacker can trick the victim into opening a specially crafted input, trigger a heap-based buffer overflow condition and cause the service to crash.

Mitigation
Install update from vendor's website.

Vulnerable software versions

libsndfile: 1.0.28 - 1.0.29pre1

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External links
https://github.com/manxorist/libsndfile/commit/b6a9d7e95888ffa77d8c75ce3f03e6c7165587cd

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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.