CVE-2008-5492Verydoc Pdf Viewer Memory Corruption
Heap-based buffer overflow in the PDFVIEW.PdfviewCtrl.1 ActiveX control in pdfview.ocx 2.0.0.1 in VeryDOC PDF Viewer OCX Control allows remote attackers to execute arbitrary code via a long first argument to the OpenPDF method.
Published Dec 12, 2008 · Updated Apr 22, 2026
Key Facts
Patch immediately- CVE-2008-5492 is a critical-severity vulnerability (CVSS 9.3 v2) affecting Verydoc Pdf Viewer (Verypdf).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 35% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Scores
CVSS v2
9.3
AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS (30-day exploit likelihood)
35%
Higher than 98.4% of all scored CVEs
Exploit maturity
Weaponized
ATLAS score
57/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Not listed
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Weaponized
Public exploit code
3
Proof-of-concept links
In-the-wild evidence
2
Reports of active use
Advisories And Exploit References
- advisory32725
Description
Heap-based buffer overflow in the PDFVIEW.PdfviewCtrl.1 ActiveX control in pdfview.ocx 2.0.0.1 in VeryDOC PDF Viewer OCX Control allows remote attackers to execute arbitrary code via a long first argument to the OpenPDF method. NOTE: some of these details are obtained from third party information.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Verydoc Pdf ViewerVerypdf | 2.0.0.1 | n/a |
Timeline
Publicly disclosed
Dec 12, 2008
Last updated
Apr 22, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- advisory32725
- exploitMSF verypdf_pdfview.rb
- exploitExploitDB-16520
- exploitExploitDB-32587
- exploitbmgsec.com.au · openpdf.txt
FAQ
Common Questions.
Heap-based buffer overflow in the PDFVIEW.PdfviewCtrl.1 ActiveX control in pdfview.ocx 2.0.0.1 in VeryDOC PDF Viewer OCX Control allows remote attackers to execute arbitrary code via a long first argument to the OpenPDF method.
Affected: Verydoc Pdf Viewer (Verypdf) versions 2.0.0.1. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Is CVE-2008-5492 On Your Attack Surface?
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