CVE-2005-3669

mediumpriority · track · 22EPSS 0.052 · 92 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

5.19% (92nd) EPSS

CVSS 5 · medium

Is it mine?

139 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

Multiple unspecified vulnerabilities in the Internet Key Exchange version 1 (IKEv1) implementation in multiple Cisco products allow remote attackers to cause a denial of service (device reset) via certain malformed IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1. NOTE: due to the lack of details in the Cisco advisory, it is unclear which of CVE-2005-3666, CVE-2005-3667, and/or CVE-2005-3668 this issue applies to.

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:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

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

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USLLM-inferredCWE-400USLLM-inferred

affected products (139)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
cisco adaptive security appliance software= 7.0nvdUScpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*
cisco firewall services moduleall versionsnvdUScpe:2.3:h:cisco:firewall_services_module:*:*:*:*:*:*:*:*
cisco firewall services module= 1.1.2nvdUScpe:2.3:h:cisco:firewall_services_module:*:*:*:*:*:*:*:*
cisco firewall services module= 1.1.3nvdUScpe:2.3:h:cisco:firewall_services_module:*:*:*:*:*:*:*:*
cisco firewall services module= 1.1_(3.005)nvdUScpe:2.3:h:cisco:firewall_services_module:*:*:*:*:*:*:*:*
cisco firewall services module= 2.1_(0.208)nvdUScpe:2.3:h:cisco:firewall_services_module:*:*:*:*:*:*:*:*
cisco ios= 12.2sxdnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.3tnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.3tpcnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.3xdnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.3xenvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.3xfnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.3xgnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.3xhnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.3xinvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.3xjnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.3xknvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.3xmnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.3xqnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*

showing 20 of 139

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 2005-11-18modified 2026-06-16

references (26)

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