critical
9.3
CWE
121 119
Advisory Published
CVE Published
Updated

CVE-2009-4247: Buffer Overflow

First published: Fri Aug 28 2009(Updated: )

Stack-based buffer overflow in protocol/rtsp/rtspclnt.cpp in RealNetworks RealPlayer 10; RealPlayer 10.5 6.0.12.1040 through 6.0.12.1741; RealPlayer 11 11.0.x; RealPlayer SP 1.0.0 and 1.0.1; RealPlayer Enterprise; Mac RealPlayer 10, 10.1, 11.0, and 11.0.1; Linux RealPlayer 10, 11.0.0, and 11.0.1; and Helix Player 10.x, 11.0.0, and 11.0.1 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via an ASM RuleBook with a large number of rules, related to an "array overflow."

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
RealPlayer=11.0.1
RealNetworks Helix Player Linux=11.0.1
RealPlayer=10.0
RealNetworks Helix Player Linux=11.0.0
RealNetworks Helix Player Linux=10.0
RealPlayer=11.0.0
RealPlayer=10.0
RealPlayer=10.5
RealPlayer=11.0
RealPlayer=11.0.1
RealPlayer=11.0.2
RealPlayer=11.0.3
RealPlayer=11.0.4
RealPlayer=11.0.5
RealPlayer
RealPlayer=1.0.0
RealPlayer=1.0.1
Microsoft Windows Operating System
RealPlayer=10.1
Apple iOS and macOS
All of
Any of
RealPlayer=10.0
RealPlayer=10.5
RealPlayer=11.0
RealPlayer=11.0.1
RealPlayer=11.0.2
RealPlayer=11.0.3
RealPlayer=11.0.4
RealPlayer=11.0.5
RealPlayer
RealPlayer=1.0.0
RealPlayer=1.0.1
Microsoft Windows Operating System
All of
Any of
RealPlayer=10.0
RealPlayer=10.1
RealPlayer=11.0
RealPlayer=11.0.1
Apple iOS and macOS

Remedy

http://securitytracker.com/id?1023489

Remedy

http://service.real.com/realplayer/security/01192010_player/en/

Remedy

http://www.vupen.com/english/advisories/2010/0178

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2009-4247?

    CVE-2009-4247 has been rated as a high severity vulnerability due to a stack-based buffer overflow that can lead to remote code execution.

  • How do I fix CVE-2009-4247?

    To mitigate CVE-2009-4247, users should update to the latest version of RealPlayer or Helix Player that addresses this vulnerability.

  • Which versions of RealPlayer are affected by CVE-2009-4247?

    CVE-2009-4247 affects RealPlayer versions 10, 10.5, and 11, specifically from 6.0.12.1040 to 11.0.1.

  • Is macOS affected by CVE-2009-4247?

    Yes, macOS versions of RealPlayer, including 10, 10.1, 11.0, and 11.0.1 are affected by CVE-2009-4247.

  • What impact can CVE-2009-4247 have on my system?

    Exploitation of CVE-2009-4247 can allow an attacker to execute arbitrary code on the affected system, potentially compromising security.

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