CVE-2005-2986

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.

Published: 2005-09-19 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2005-2986 is rated Moderate Risk (59.8/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.39%). EPSS rose +1.24% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2005-2986

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 1.15% 2.39% +1.24%
2 2025-03-17 0.96% 1.15% +0.19%
3 2024-12-17 — 0.96% —

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2005-2986

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2005-2986

Affected software / configurations for CVE-2005-2986

Vendor Product Version Raw CPE
ahnlab v3_virusblock_2005 6.0.0.383 cpe:2.3:a:ahnlab:v3_virusblock_2005:6.0.0.383:*:*:*:*:*:*:*
ahnlab v3net 6.0.0.383 cpe:2.3:a:ahnlab:v3net:6.0.0.383:*:win_server:*:*:*:*:*
ahnlab v3pro_2004 6.0.0.383 cpe:2.3:a:ahnlab:v3pro_2004:6.0.0.383:*:*:*:*:*:*:*

References for CVE-2005-2986

cvelogic Threat Intelligence