VideoLAN VLC Media Player 1.1.11 NSV File denial of service

Summaryinfo

A vulnerability labeled as problematic has been found in VideoLAN VLC Media Player 1.1.11. The impacted element is an unknown function of the component NSV File Handler. The manipulation results in denial of service. It is possible to launch the attack remotely. Furthermore, an exploit is available.

Detailsinfo

A vulnerability classified as critical has been found in VideoLAN VLC Media Player 1.1.11 (Multimedia Player Software). Affected is an unknown part of the component NSV File Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.

The bug was discovered 03/14/2012. The weakness was published 03/14/2012 by Dan Fosco as VLC v. 1.1.11 .nsv DOS as not defined exploit (Website). The advisory is shared for download at dfcode.org. The public release happened without coordination with the vendor. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

A public exploit has been developed by Dan Fosco in ANSI C and been published immediately after the advisory. The exploit is shared for download at dfcode.org. It is declared as proof-of-concept. The code used by the exploit is:

int main()
{
   FILE *f;
   f = fopen("dos.nsv", "w");
   fputs("\x4e\x53\x56\x66", f);
   fputc('\x00', f);
   fputc('\x00', f);
   fputc('\x00', f);
   fputc('\x00', f);
   fclose(f);
   return 0;
}

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 OSVDB (101570†). Similar entry is available at VDB-11701. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Multimedia Player Software

Vendor

• VideoLAN

Name

• VLC Media Player

Version

• 1.1.11

License

• open-source

Website

• Vendor: https://www.videolan.org/

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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Entryinfo

Once again VulDB remains the best source for vulnerability data.

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