Vulnerability Report

CVE-2006-1646

Title: Internet Key Exchange Denial of Service (DoS)

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2006-1646.

CWE Category NVD-CWE-noinfo
Published Date Apr 06, 2006
Modified Date Jun 16, 2026
Exploit Status Not Found
Score 5.0 CVSS v2.0
Exploit Probability (EPSS)
2.41%

Vulnerability Summary

CVE-2006-1646: The Internet Key Exchange version 1 (IKEv1) implementation (isakmp_agg.c) in the Shoichi Sakane KAME Project racoon, as used by NetBSD 1.6, 2.x before 20060119, certain FreeBSD releases, and possibly other distributions of BSD or Linux operating systems, when running in aggressive mode, allows remote attackers to cause a denial of service (daemon crash) via crafted IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1.

Impacted Vendors

I
internet_key_exchange 1
I
ietf 1

Reference Links

ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2006-003.txt.asc http://mail-index.netbsd.org/source-changes/2006/01/19/0017.html http://secunia.com/advisories/19463 http://www.ee.oulu.fi/research/ouspg/protos/testing/c09/isakmp/ http://www.niscc.gov.uk/niscc/docs/re-20051114-01014.pdf?lang=en ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2006-003.txt.asc http://mail-index.netbsd.org/source-changes/2006/01/19/0017.html http://secunia.com/advisories/19463 http://www.ee.oulu.fi/research/ouspg/protos/testing/c09/isakmp/ http://www.niscc.gov.uk/niscc/docs/re-20051114-01014.pdf?lang=en
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
5.0
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2006-1646 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A
Complexity N/A
Privileges N/A
Interaction NONE
CVSS Vector String AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected Stack

No specific products linked.