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CVE-2005-2025

Published: Jun 21, 2005Updated: Apr 16, 2026 Sources: CVE List NVDNVD-CWE-Other
NVD MITRE
5.0CVSSMEDIUM
EPSS Score
2.3%
Top 18.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Cisco VPN 3000 Concentrator before 4.1.7.F allows remote attackers to determine valid groupnames by sending an IKE Aggressive Mode packet with the groupname in the ID field, which generates a response if the groupname is valid, but does not generate a response for an invalid groupname.

CVSS Vector Breakdown

AV:NAC:LAu:NC:PI:NA:N
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:PConfidentiality
Partial
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

NVD-CWE-Other

Affected Products

vpn 3000 concentratorciscoNetworking Infrastructure
vpn 3015 concentratorciscoNetworking Infrastructure
vpn 3020 concentratorciscoNetworking Infrastructure
vpn 3030 concentatorciscoNetworking Infrastructure
vpn 3060 concentratorciscoNetworking Infrastructure
ciscocommercialUSNetworking Infrastructureaka cisco systems, cisco systems inc.
and 4 more affected products View all →

Exploitability

Official Patch Available

References

http://www.nta-monitor.com/news/vpn-flaws/cisco/VPN-Concentrator/index.htm
nta-monitor.com
http://www.securityfocus.com/bid/13992
securityfocus.com
http://www.vupen.com/english/advisories/2005/0822
vupen.com

Timeline

Published
Jun 21, 2005
Last Updated
Apr 16, 2026

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