GOM Player 2.3.10.5266 FPX File memory corruption

Summaryinfo

A vulnerability was found in GOM Player 2.3.10.5266 and classified as critical. Affected by this issue is some unknown functionality of the component FPX File Handler. The manipulation results in memory corruption. This vulnerability is cataloged as CVE-2017-5881. The attack must be initiated from a local position. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability classified as critical has been found in GOM Player 2.3.10.5266. Affected is an unknown code of the component FPX File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

GOM Player 2.3.10.5266 allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted fpx file.

The bug was discovered 02/15/2017. The weakness was shared 02/21/2017 by Peter Baris as EDB-ID 41367 as confirmed exploit (Exploit-DB). The advisory is shared for download at exploit-db.com. This vulnerability is traded as CVE-2017-5881 since 02/03/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Peter Baris in FPX File and been published before and not just after the advisory. The exploit is shared for download at github.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370313 (GOM Player '.fpx' Denial of Service Vunerability).

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

The vulnerability is also documented in the vulnerability database at Exploit-DB (41367). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• GOM Player

Version

• 2.3.10.5266

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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