Technical Description

Multiple vulnerabilities have been identified in RealNetworks RealPlayer, which could be exploited by remote attackers to take complete control of an affected system.

The first issue is caused by a memory corruption error in the "rmoc3260" ActiveX control when processing malformed values for the "Controls" or "Console" properties with a specific timing results, which could be exploited to execute arbitrary code.

The second vulnerability is caused by a stack overflow error in the "rjbdll.dll" module when handling the deletion of media library files, which could be exploited by attackers to execute arbitrary code via a malicious web page.

The third issue is caused by a heap overflow error within the handling of frames in Shockwave Flash (SWF) files, which could be exploited to compromise a vulnerable system.

The fourth issue is caused by an unspecified error related to a Local resource reference.

Affected Products

RealNetworks RealPlayer 11 (11.0.0 - 11.0.2 builds 6.0.14.738 - 6.0.14.802
RealNetworks RealPlayer 10.5 (6.0.12.1040 - 6.0.12.1663, 6.0.12.1698, 6.0.12.1741
RealNetworks RealPlayer 10
RealNetworks RealPlayer Enterprise
RealNetworks Mac RealPlayer 10.1 (10.0.0.396 - 10.0.0.503)
RealNetworks Mac RealPlayer 10 (10.0.0.305 - 352)
RealNetworks Linux RealPlayer 10

Solution

Upgrade to the latest versions :
http://service.real.com/realplayer/security/07252008_player/en/

References

http://www.vupen.com/english/advisories/2008/2194
http://service.real.com/realplayer/security/07252008_player/en/
http://secunia.com/secunia_research/2007-93/advisory
http://www.zerodayinitiative.com/advisories/ZDI-08-047/
http://www.zerodayinitiative.com/advisories/ZDI-08-046/

Credits

Vulnerabilities reported by Dyon Balding (Secunia Research), Elazar Broad, CERT/CC, Haifei Li, Peter Vreugdenhil and ZDI.

ChangeLog

2008-07-25 : Initial release

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