CVE-2007-4145

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2007-08-03 · updated 2026-06-16

Description

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.

Affected products

Blueskychat: through 8.1.2.0

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
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
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

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