A vulnerability has been found in Freeware Advanced Audio Decoder 2.8.8 (Audio Processing Software) and classified as problematic. This vulnerability affects the function hf_assembly of the file libfaad/sbr_hfadj.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect availability. CVE summarizes:

An invalid memory address dereference was discovered in the hf_assembly function of libfaad/sbr_hfadj.c in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. The vulnerability causes a segmentation fault and application crash, which leads to denial of service.

The bug was discovered 12/17/2018. The weakness was presented 12/22/2018 (Website). The advisory is shared for download at github.com. This vulnerability was named CVE-2018-20361 since 12/22/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

See 128309, 128307, 128306 and 128305 for similar entries.

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• Audio Processing Software

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• Freeware Advanced Audio Decoder

License

• free

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