CVE-2005-2025 json
Cisco VPN 3000 Concentrator before 4.1.7.F allows remote attackers to determine valid groupnames by sending an IKE Aggressive Mode packet w…
published 2005-06-20 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-2027
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.3%
- EPSS 2.3% chance of exploitation in 30 days, percentile 83%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
Exploit prediction
2.34% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- nta-monitor.com http://www.nta-monitor.com/news/vpn-flaws/cisco/VPN-Concentrator/index.htm referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
References
-
nta-monitor.com
/news/vpn-flaws/cisco/VPN-Concentrator/index.htm
exploit, patch, vendor-advisory
-
securityfocus.com
/bid/13992
vdb-entry, patch, vendor-advisory
-
vupen.com
/english/advisories/2005/0822
vdb-entry
Sources
- CVE List CVE-2005-2025
- NVD CVE-2005-2025
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.