CVE-2005-2025

mediumpriority · track · 21EPSS 0.023 · 84 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.34% (84th) EPSS

CVSS 5 · medium

Is it mine?

45 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

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

Technical severity, 0–10. One row per scoring source.

5.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v2.04.3mediumAV:N/AC:L/Au:N/C:P/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-200USLLM-inferred

affected products (45)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
cisco vpn 3000 concentratorall versionsnvdUScpe:2.3:h:cisco:vpn_3000_concentrator:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 2.0nvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 2.5.2.anvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 2.5.2.bnvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 2.5.2.cnvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 2.5.2.dnvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 2.5.2.fnvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 3.0nvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 3.0.3.anvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 3.0.3.bnvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 3.0.4nvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 3.1(rel)nvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 3.1.1nvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 3.1.2nvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 3.1.4nvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 3.5(rel)nvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 3.5.1nvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 3.5.2nvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*
cisco vpn 3000 concentrator series software= 3.5.3nvdUScpe:2.3:o:cisco:vpn_3000_concentrator_series_software:*:*:*:*:*:*:*:*

showing 20 of 45

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2005-06-20modified 2026-06-16

references (6)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan