CVE-2015-3240

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2015-3240
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2015-11-09 16:59:01 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionThe pluto IKE daemon in libreswan before 3.15 and Openswan before 2.6.45, when built with NSS, allows remote attackers to cause a denial of service (assertion failure and daemon restart) via a zero DH g^x value in a KE payload in a IKE packet.

Risk And Classification

Primary CVSS: v2.0 4.3 from [email protected]

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

Problem Types: CWE-189 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Libreswan Libreswan 3.14 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
libreswan.org/security/CVE-2015-3240/CVE-2015-3240.txt af854a3a-2127-422b-91ae-364da2661108 libreswan.org Vendor Advisory
[Openswan Users] Openswan 2.6.45 released af854a3a-2127-422b-91ae-364da2661108 lists.openswan.org Vendor Advisory
Openswan Diffie Hellman Parameter Processing Flaw Lets Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
Libreswan and Openswan CVE-2015-3240 Remote Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Oracle Linux Bulletin - October 2015 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
Libreswan: Multiple Vulnerabilities (GLSA 201603-13) — Gentoo security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
Red Hat Customer Portal MITRE access.redhat.com
access.redhat.com | CVE-2015-3240 MITRE access.redhat.com
1232320 – (CVE-2015-3240) CVE-2015-3240 libreswan / openswan: denial of service via IKE daemon restart when receiving a bad DH gx value MITRE bugzilla.redhat.com
Index of /security/CVE-2015-3240/ MITRE libreswan.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report