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Vulnerability record · CVE-2013-7283 · published 9 January 2014

CVE-2013-7283: Libreswan race condition vulnerability

Libreswan · Libreswan

Race condition in the libreswan.spec files for Red Hat Enterprise Linux (RHEL) and Fedora packages in libreswan 3.6 has unspecified impact and attack vectors, involving the /var/tmp/libreswan-nss-pwd temporary file.

9.3 CVSS 2.0 High EPSS 1.6% · top 24.8% CWE-362 · Race condition
9.3CVSS 2.0 base score
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Race condition in the libreswan.spec files for Red Hat Enterprise Linux (RHEL) and Fedora packages in libreswan 3.6 has unspecified impact and attack vectors, involving the /var/tmp/libreswan-nss-pwd temporary file.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://secunia.com/advisories/56276 Vendor Advisory
http://www.osvdb.org/101575
https://github.com/libreswan/libreswan/commit/ef2d756e73a188401c36133c2e2f7ce4f3c6ae55 ExploitPatch
https://lists.libreswan.org/pipermail/swan-announce/2013/000007.html Vendor Advisory
http://secunia.com/advisories/56276 Vendor Advisory
http://www.osvdb.org/101575
https://github.com/libreswan/libreswan/commit/ef2d756e73a188401c36133c2e2f7ce4f3c6ae55 ExploitPatch
https://lists.libreswan.org/pipermail/swan-announce/2013/000007.html Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2026-12413Libreswan vulnerabilityAn invalidly formatted IKEv2 fragment causes the Libreswan pluto daemon to crash and restart. Continued exploitation would cause a denial of service.…EPSS 0.60%7.5CVE-2023-30570Libreswan uncontrolled resource consumption vulnerabilitypluto in Libreswan before 4.11 allows a denial of service (responder SPI mishandling and daemon crash) via unauthenticated IKEv1 Aggressive Mode pack…EPSS 1.2%7.5CVE-2023-2295Libreswan uncontrolled resource consumption vulnerabilityA vulnerability was found in the libreswan library. This security issue occurs when an IKEv1 Aggressive Mode packet is received with only unacceptabl…EPSS 1.6%7.5CVE-2022-23094Libreswan null pointer dereference vulnerabilityLibreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet…EPSS 2.5%7.5CVE-2020-1763Libreswan out-of-bounds read vulnerabilityAn out-of-bounds buffer read flaw was found in the pluto daemon of libreswan from versions 3.27 till 3.31 where, an unauthenticated attacker could us…EPSS 3.6%7.5CVE-2019-12312Libreswan null pointer dereference vulnerabilityIn Libreswan 3.27 an assertion failure can lead to a pluto IKE daemon restart. An attacker can trigger a NULL pointer dereference by initiating an IK…EPSS 2.7%7.5CVE-2016-5391Libreswan null pointer dereference vulnerabilitylibreswan before 3.18 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto daemon restart).EPSS 3.0%7.5CVE-2016-5361Libreswan improper input validation vulnerabilityprograms/pluto/ikev1.c in libreswan before 3.17 retransmits in initial-responder states, which allows remote attackers to cause a denial of service (…EPSS 2.7%

Source: NIST National Vulnerability Database (record CVE-2013-7283), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.