DVRHOST Web CMS OCX PdvrOcx Class ActiveX control buffer overflow

dvrhost-pdvrocx-bo (39640)

High Risk

Description:

The DVRHOST Web CMS OCX PdvrAtl.PdvrOcx.1 ActiveX control (PDVRATL.DLL) is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by the TimeSpanFormat() method. By persuading a victim to visit a malicious Web page that passes an overly long argument to the TimeSpanFormat() method, a remote attacker could overflow a buffer and execute arbitrary code on the system with the privileges of the victim or cause the victim's browser to crash.

*CVSS:

Base Score:	9.3
Access Vector:	Network
Access Complexity:	Medium
Authentication:	None
Confidentiality Impact:	Complete
Integrity Impact:	Complete
Availability Impact:	Complete
Temporal Score:	8
Exploitability:	Proof-of-Concept
Remediation Level:	Unavailable
Report Confidence:	Uncorroborated

Consequences:

Gain Access

Remedy:

No remedy available as of May 1, 2013.

References:

• DVR STATION Web site: DVRHOST Web CMS OCX.
• BID-27267: DVRHOST PDVRATL.DLL ActiveX Control Heap Based Buffer Overflow Vulnerability
• CVE-2008-4547: Heap-based buffer overflow in the PdvrAtl.PdvrOcx.1 ActiveX control (pdvratl.dll) in DVRHOST Web CMS OCX 1.0.1.25 allows remote attackers to execute arbitrary code via a long second argument to the TimeSpanFormat method.
• OSVDB ID: 40881: DVRHOST Web CMS OCX PdvrAtl.PdvrOcx ActiveX (PDVRATL.DLL) TimeSpanFormat() Method Overflow
• SA28443: DVRHOST Web CMS OCX PdvrOcx Class ActiveX Control Buffer Overflow
• VUPEN/ADV-2008-0132: DVR WEB CMS OCX TimeSpanFormat() Buffer Overflow Vulnerability

Platforms Affected:

• DVRHOST DVRHOST Web CMS OCX 1.0.1.25

Reported:

Jan 13, 2008

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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