#VU42224 Heap-based buffer overflow in RealPlayer - CVE-2013-6877

Vulnerability identifier: #VU42224

Vulnerability risk: High

CVSSv4.0: 8.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]

CVE-ID: CVE-2013-6877

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
RealPlayer
Client/Desktop applications / Multimedia software

Vendor: RealNetworks

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Heap-based buffer overflow in RealNetworks RealPlayer before 17.0.4.61 on Windows, and Mac RealPlayer before 12.0.1.1738,. A remote attacker can use a long string in the TRACKID element of an RMP file to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

RealPlayer: 16.0.2.32 - 16.0.3.51

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External links
https://archives.neohapsis.com/archives/bugtraq/2013-12/0104.html
https://packetstormsecurity.com/files/124535
https://service.real.com/realplayer/security/12202013_player/en/
https://www.coresecurity.com/advisories/realplayer-heap-based-buffer-overflow-vulnerability
https://www.securityfocus.com/bid/64398

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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. However, proof of concept for this vulnerability is available.