CVE-2012-4876
CriticalPublic exploitStack-based buffer overflow in the UltraMJCam ActiveX Control in TRENDnet SecurView TV-IP121WN Wireless Internet Camera allows remote attackers to execute arbitrary code via a long string to the OpenFileDlg method.
Published Sep 6, 2012 · Updated Apr 28, 2026
Key Facts
Patch immediately- CVE-2012-4876 is a critical-severity vulnerability (CVSS 10.0 v2) affecting Securview Wireless Internet Camera Activex Control (Trendnet), Securview Wireless Internet Camera (Trendnet).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 71% 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 it is very likely to be exploited soon.
CVSS v2
10.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS (30-day exploit likelihood)
71%
Higher than 99.4% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2012-4876 brief as a PDF
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Description
Stack-based buffer overflow in the UltraMJCam ActiveX Control in TRENDnet SecurView TV-IP121WN Wireless Internet Camera allows remote attackers to execute arbitrary code via a long string to the OpenFileDlg method.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Securview Wireless Internet Camera Activex ControlTrendnet | 1.1.52.18 | n/a |
| Securview Wireless Internet CameraTrendnet | tv-ip121wn | n/a |
Timeline
Publicly disclosed
Sep 6, 2012
Last updated
Apr 28, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- advisory48601
- exploit20120328 TRENDnet SecurView TV-IP121WN Wireless Internet Camera UltraMJCam ActiveX Control OpenFileDlg WideCharToMultiByte Remote Stack Buffer Overflow
- exploithttp://retrogod.altervista.org/9sg_trendnet_adv.htm
- exploitMSF ultramjcam_openfiledig_bof.rb
- exploitExploitDB-18675
FAQ
Common Questions.
Stack-based buffer overflow in the UltraMJCam ActiveX Control in TRENDnet SecurView TV-IP121WN Wireless Internet Camera allows remote attackers to execute arbitrary code via a long string to the OpenFileDlg method.
Affected: Securview Wireless Internet Camera Activex Control (Trendnet) versions 1.1.52.18; Securview Wireless Internet Camera (Trendnet) versions tv-ip121wn. 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 it is very likely to be exploited soon.
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