CVE-2007-1880: Kaspersky Lab Kaspersky Anti-Virus

Medium severity, CVSS 6.6. EPSS: 0.4% chance of exploitation in the next 30 days.

Integer overflow in the _NtSetValueKey function in klif.sys in Kaspersky Anti-Virus, Anti-Virus for Workstations, Anti-Virus for File Server 6.0, and Internet Security 6.0 before Maintenance Pack 2 build 6.0.2.614 allows context-dependent attackers to execute arbitrary code via a large, unsigned "data size argument," which results in a heap overflow.

Affected products

• Kaspersky Lab Kaspersky Anti-Virus: up to and including 6.0; version 6.0 only
• Kaspersky Lab Kaspersky Internet Security: up to and including 6.0.1.411

Published 2007-04-06. Last modified 2026-06-16.