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CVE-2011-3142
Stack-based buffer overflow in an ActiveX control in KVWebSvr.dll in WellinTech KingView 6.52 and 6.53 allows remote attackers to execute…
High10.0EPSS 38.4%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Stack-based buffer overflow in an ActiveX control in KVWebSvr.dll in WellinTech KingView 6.52 and 6.53 allows remote attackers to execute arbitrary code via a long second argument to the ValidateUser method.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 38.4% · top 1.4% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Weakness
Affected products
n/a
- affected n/a
References (8)
- http://www.scadahacker.com/exploits-wellintech-kvwebsvr.html (opens in a new tab)x_refsource_MISCx_transferred
- http://www.us-cert.gov/control_systems/pdf/ICSA-11-074-01.pdf (opens in a new tab)x_refsource_MISCx_transferred
- http://www.cnvd.org.cn/vulnerability/CNVD-2011-04541 (opens in a new tab)x_refsource_MISCx_transferred
- 16936 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 46757 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 72889 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-066-01.pdf (opens in a new tab)x_refsource_MISCx_transferred
- http://www.kingview.com/news/detail.aspx?contentid=537 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .