CVE-2006-4313

Multiple unspecified vulnerabilities in Cisco VPN 3000 series concentrators before 4.1, 4.1.x up to 4.1(7)L, and 4.7.x up to 4.7(2)F allow attackers to execute the (1) CWD, (2) MKD, (3) CDUP, (4) RNFR, (5) SIZE, and (6) RMD FTP commands to modify files or create and delete directories via unknown vectors.

Published: 2006-08-23 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2006-4313 is rated Moderate Risk (59.5/100): CVSS Medium severity, with high exploitation likelihood (EPSS 67.66%, 98th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +12.52% over the last day, indicating growing attacker interest. High exploitation likelihood—assess exposure and prioritize 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-2006-4313

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 2025-06-19 55.15% 67.66% +12.52%
2 2025-04-11 51.81% 55.15% +3.33%
3 2025-03-30 — 51.81% —

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2006-4313

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N 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:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2006-4313

Affected software / configurations for CVE-2006-4313

Vendor Product Version Raw CPE
cisco vpn_3000_concentrator_series_software 4.0 cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.0:*:*:*:*:*:*:*
cisco vpn_3000_concentrator_series_software 4.0.1 cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.0.1:*:*:*:*:*:*:*
cisco vpn_3000_concentrator_series_software 4.0.5.b cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.0.5.b:*:*:*:*:*:*:*
cisco vpn_3000_concentrator_series_software 4.1.5.b cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1.5.b:*:*:*:*:*:*:*
cisco vpn_3000_concentrator_series_software 4.1.7.a cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1.7.a:*:*:*:*:*:*:*
cisco vpn_3000_concentrator_series_software 4.1.7.b cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1.7.b:*:*:*:*:*:*:*
cisco vpn_3000_concentrator_series_software 4.1.7.l cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1.7.l:*:*:*:*:*:*:*
cisco vpn_3000_concentrator_series_software 4.7 cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.7:*:*:*:*:*:*:*
cisco vpn_3000_concentrator_series_software 4.7.1 cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.7.1:*:*:*:*:*:*:*
cisco vpn_3000_concentrator_series_software 4.7.1.f cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.7.1.f:*:*:*:*:*:*:*
cisco vpn_3000_concentrator_series_software 4.7.2.f cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.7.2.f:*:*:*:*:*:*:*

References for CVE-2006-4313

cvelogic Threat Intelligence