Is CVE-2009-4452 being actively exploited?

CVE-2009-4452 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-4452?

CVE-2009-4452 has a CVSS 2.0 base score of 6.8 (MEDIUM).

CVE-2009-4452

MEDIUM · CVSS 6.8EPSS 0.8%EU EUVD

Kaspersky Anti-Virus 5.0 (5.0.712); Antivirus Personal 5.0.x; Anti-Virus 6.0 (6.0.3.837), 7 (7.0.1.325), 2009 (8.0.0.x), and 2010 (9.0.0.463); and Internet Security 7 (7.0.1.325), 2009 (8.0.0.x), and 2010 (9.0.0.463); use weak permissions (Everyone:Full Control) for the BASES directory, which allows local users to gain SYSTEM privileges by replacing an executable or DLL with a Trojan horse.

Key facts

CVSS score: 6.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:L/Au:S/C:C/I:C/A:C
Weakness (CWE): CWE-264
EPSS score: 0.8% (57th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-4419)
Published: December 29, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-4419 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

kaspersky lab / kaspersky anti-virus
kaspersky lab / kaspersky anti-virus
kaspersky lab / kaspersky anti-virus
kaspersky lab / kaspersky anti-virus
kaspersky lab / kaspersky anti-virus 2009
kaspersky lab / kaspersky anti-virus 2010
kaspersky lab / kaspersky anti-virus personal
kaspersky lab / kaspersky anti-virus personal
kaspersky lab / kaspersky anti-virus personal
kaspersky lab / kaspersky anti-virus personal
kaspersky lab / kaspersky internet security
kaspersky lab / kaspersky internet security 2009
kaspersky lab / kaspersky internet security 2010

References

http://secunia.com/advisories/37398(Vendor Advisory)
http://secunia.com/advisories/37730(Vendor Advisory)
http://www.exploit-db.com/exploits/10484(Exploit)
http://www.securityfocus.com/archive/1/508508/100/0/threaded
http://www.securitytracker.com/id?1023366
http://www.securitytracker.com/id?1023367
http://www.vupen.com/english/advisories/2009/3573(Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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