activePDF WebGrabber up to 3.8.2.0 APWebGrb.ocx GetStatus stack-based overflow

Summaryinfo

A vulnerability was found in activePDF WebGrabber up to 3.8.2.0. It has been declared as critical. The affected element is the function GetStatus of the file APWebGrb.ocx. The manipulation results in stack-based overflow. This vulnerability is known as CVE-2008-20001. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability classified as critical has been found in activePDF WebGrabber up to 3.8.2.0. Affected is the function GetStatus of the file APWebGrb.ocx. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

activePDF WebGrabber version 3.8.2.0 contains a stack-based buffer overflow vulnerability in the GetStatus() method of the APWebGrb.ocx ActiveX control. By passing an overly long string to this method, a remote attacker can execute arbitrary code in the context of the vulnerable process. Although the control is not marked safe for scripting, exploitation is possible via crafted HTML content in Internet Explorer under permissive security settings.

The weakness was published by MC. The advisory is shared for download at raw.githubusercontent.com. This vulnerability is traded as CVE-2008-20001 since 08/28/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/31/2025).

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 EUVD (EUVD-2008-7273). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• activePDF

Name

• WebGrabber

Version

• 3.8.0
• 3.8.1
• 3.8.2.0

CPE 2.3info

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Once again VulDB remains the best source for vulnerability data.

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