CVE-2009-0449
CWE-119Published: February 10, 2009· Updated: Jun 16, 2026
Official Description
Buffer overflow in klim5.sys in Kaspersky Anti-Virus for Workstations 6.0 and Anti-Virus 2008 allows local users to gain privileges via an IOCTL 0x80052110 call.
Technical Analysis
CVE-2009-0449 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A proof-of-concept (PoC) exploit exists for CVE-2009-0449. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.
From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (14)
Quick Facts
Related CVEs (CWE-119)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2009-0449 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts