CVE-2007-4145
MEDIUM · CVSS 4.3EPSS 5.3%EU EUVD
Heap-based buffer overflow in the BlueSkychat (BlueSkyCat) ActiveX control (V2.V2Ctrl.1) in v2.ocx 8.1.2.0 and earlier allows remote attackers to execute arbitrary code via a long string in the second argument to the ConnecttoServer method.
Key facts
- CVSS score
- 4.3 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:M/Au:N/C:N/I:N/A:P- EPSS score
- 5.3% (93th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2007-4129)
- Published
- August 3, 2007
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2007-4129 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- bluesky / blueskychat
References
- http://codeaudit.blogspot.com/
- http://lists.grok.org.uk/pipermail/full-disclosure/2007-July/064995.html
- http://securityreason.com/securityalert/2959
- http://www.securityfocus.com/archive/1/475150/100/0/threaded
- http://www.securityfocus.com/bid/25149(Exploit)
- http://www.vulnhunt.com/advisories/CAL-20070730-1_BlueSkyCat_v2.ocx_ActiveX_remote_heap_overflow_vulnerability_en.txt
- https://exchange.xforce.ibmcloud.com/vulnerabilities/35699
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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