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Vulnerability record · CVE-2005-2986 · published 20 September 2005

CVE-2005-2986: Ahnlab v3 virusblock 2005 vulnerability

Ahnlab · V3 Virusblock 2005

The v3flt2k.sys driver in AhnLab V3Pro 2004 Build 6.0.0.383, V3 VirusBlock 2005 Build 6.0.0.383, V3Net for Windows Server 6.0 Build 6.0.0.383 does not properly validate the source of the DeviceIoControl commands, which allows remote attackers to gain privileges.

7.5 CVSS 2.0 High EPSS 2.4% · top 16.7%
7.5CVSS 2.0 base score
2.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
10References
16 Jun 2026Last modified by NVD

Description

The v3flt2k.sys driver in AhnLab V3Pro 2004 Build 6.0.0.383, V3 VirusBlock 2005 Build 6.0.0.383, V3Net for Windows Server 6.0 Build 6.0.0.383 does not properly validate the source of the DeviceIoControl commands, which allows remote attackers to gain privileges.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://info.ahnlab.com/english/advisory/01.html PatchVendor Advisory
http://marc.info/?l=bugtraq&m=112680062609377&w=2
http://secunia.com/advisories/15674/ PatchVendor Advisory
http://www.securityfocus.com/bid/14847
https://exchange.xforce.ibmcloud.com/vulnerabilities/22297
http://info.ahnlab.com/english/advisory/01.html PatchVendor Advisory
http://marc.info/?l=bugtraq&m=112680062609377&w=2
http://secunia.com/advisories/15674/ PatchVendor Advisory
http://www.securityfocus.com/bid/14847
https://exchange.xforce.ibmcloud.com/vulnerabilities/22297

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2005-3284Ahnlab myv3 vulnerabilityMultiple buffer overflows in AhnLab V3 AntiVirus V3Pro 2004 before 6.0.0.488, V3Net for Windows Server 6.0 before 6.0.0.488, and MyV3, with compresse…EPSS 5.1%7.5CVE-2005-3029Ahnlab v3 virusblock 2005 vulnerabilityStack-based buffer overflow in AhnLab V3Pro 2004 build 6.0.0.383, V3 VirusBlock 2005 build 6.0.0.383, and V3Net for Windows Server 6.0 build 6.0.0.38…EPSS 4.0%5.0CVE-2005-3030Ahnlab v3 virusblock 2005 vulnerabilityDirectory traversal vulnerability in the archive decompression library in AhnLab V3Pro 2004 build 6.0.0.383, V3 VirusBlock 2005 build 6.0.0.383, and …EPSS 3.5%

Source: NIST National Vulnerability Database (record CVE-2005-2986), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.