activePDF WebGrabber ActiveX Control Buffer Overflow
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Active
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2008-20001
- 2026-10-03 Alias added: GHSA-3qqp-q5fr-m8m7
References
Exploit 2
More activePDF vulnerabilities
- TI-2007-05648 Multiple stack-based buffer overflows in Autonomy (formerly Verity) KeyView Viewer… CVSS 2.0HIGH 9.3
- TI-2018-05268 The Pictview image processing library embedded in the ActivePDF toolkit through… CVSS 3.0CRITICAL 9.8
- TI-2007-05649 Stack-based buffer overflow in Autonomy (formerly Verity) KeyView Viewer, Filter, and… CVSS 2.0HIGH 9.3
- TI-2007-05758 Multiple stack-based buffer overflows in foliosr.dll in the Folio Flat File speed reader… CVSS 2.0HIGH 9.3
- TI-2007-05192 Multiple buffer overflows in kpagrdr.dll 2.0.0.2 and 10.3.0.0 in the Applix Presents… CVSS 2.0HIGH 9.3
- TI-2007-05184 Heap-based buffer overflow in the activePDF Server service (aka APServer.exe) in… CVSS 2.0HIGH 7.5
Sources
- CVE-2008-20001 · CVE Program
- CVE-2008-20001 · NVD
- FIRST EPSS
- GHSA-3qqp-q5fr-m8m7 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences