Vulnerability Monitor

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CVE-2015-3204

libreswan 3.9 through 3.12 allows remote attackers to cause a denial of service (daemon restart) via an IKEv1 packet with (1) unassigned bits set in the IPSEC DOI value or (2) the next payload value set to ISAKMP_NEXT_SAK.

Published

2015-07-01T14:59:08.627

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	libreswan	libreswan	3.9	Yes
Application	libreswan	libreswan	3.10	Yes
Application	libreswan	libreswan	3.11	Yes
Application	libreswan	libreswan	3.12	Yes

References

http://rhn.redhat.com/errata/RHSA-2015-1154.html ([email protected])
http://www.securityfocus.com/bid/75392 ([email protected])
https://libreswan.org/security/CVE-2015-3204/CVE-2015-3204.txt Vendor Advisory ([email protected])
https://security.gentoo.org/glsa/201603-13 ([email protected])
http://rhn.redhat.com/errata/RHSA-2015-1154.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/75392 (af854a3a-2127-422b-91ae-364da2661108)
https://libreswan.org/security/CVE-2015-3204/CVE-2015-3204.txt Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201603-13 (af854a3a-2127-422b-91ae-364da2661108)