Infinite loop in WavPack - CVE-2018-19840
Published: December 5, 2018
Vulnerability identifier: #VU16283
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2018-19840
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: wavpack
Affected software:
WavPack
WavPack
Detailed vulnerability description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists in the WavpackPackInit function, as defined in the pack_utils.csource code file due to the WavpackSetConfiguration64 function improperly handles a block sample rate of zero. A remote attacker can trick the victim into accessing a .wav file that submits malicious, trigger an infinite loop condition that could consume excessive resources and cause the affected software to crash, resulting in a DoS condition.
How to mitigate CVE-2018-19840
Install update from vendor's website.