The Internet Key Exchange version 1 (IKEv1) implementation (isakmp_agg.c) in racoon in ipsec-tools before 0.6.3, when running in…

Description

The Internet Key Exchange version 1 (IKEv1) implementation (isakmp_agg.c) in racoon in ipsec-tools before 0.6.3, when running in aggressive mode, allows remote attackers to cause a denial of service (null dereference and crash) via crafted IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1.

Scores

EPSS (exploitation in 30 days)

4.4% · top 8.6% of all CVEs (3 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

• n/a
• CWE-399 (opens in a new tab)All about CWE-399 and its CVEs

Affected products

• n/a

  • affected n/a

References (24)

• http://cvs.sourceforge.net/viewcvs.py/ipsec-tools/ipsec-tools/src/racoon/isakmp_agg.c?r1=1.20.2.3&r2=1.20.2.4&diff_format=u (opens in a new tab)x_refsource_MISCx_transferred
• oval:org.mitre.oval:def:9857 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• 18616 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www.niscc.gov.uk/niscc/docs/re-20051114-01014.pdf?lang=en (opens in a new tab)x_refsource_MISCx_transferred
• 20210 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 15523 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• [ipsec-tools-devel] 20051120 Potential DoS fixed in ipsec-tools (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 1015254 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• DSA-965 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 20051214 Re: [ GLSA 200512-04 ] Openswan, IPsec-Tools: Vulnerabilities in ISAK MP Protocol implementation (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 18742 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• GLSA-200512-04 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• http://www.ee.oulu.fi/research/ouspg/protos/testing/c09/isakmp/ (opens in a new tab)x_refsource_MISCx_transferred
• RHSA-2006:0267 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 19833 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 17668 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• FLSA-2006:190941 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• 18115 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 17822 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• USN-221-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• MDKSA-2006:020 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• 17980 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2005-2521 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• SUSE-SA:2005:070 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2005-3732](https://trackcve.app/badge/CVE-2005-3732.svg)](https://trackcve.app/cve/CVE-2005-3732)

Record last updated 7 Aug 2024, 23:24 UTC.