CVE-2007-3873

high

Description

Stack-based buffer overflow in vstlib32.dll 1.2.0.1012 in the SSAPI Engine 5.0.0.1066 through 5.2.0.1012 in Trend Micro AntiSpyware 3.5 and PC-Cillin Internet Security 2007 15.0 through 15.3, when the Venus Spy Trap (VST) feature is enabled, allows local users to cause a denial of service (service crash) or execute arbitrary code via a file with a long pathname, which triggers the overflow during a ReadDirectoryChangesW callback notification.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/36144

http://www.vupen.com/english/advisories/2007/2935

http://www.securityfocus.com/bid/25388

http://securitytracker.com/id?1018592

http://secunia.com/advisories/26557

http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=586

http://esupport.trendmicro.com/support/consumer/search.do?cmd=displayKC&externalId=PUB-en-1035845

Details

Source: Mitre, NVD

Published: 2007-08-22

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 6.9

Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00074