CVE-2013-2052

Published: Jul 9, 2013Modified: Apr 29, 2026

5.1

Vector

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

Exploitability: 4.9 / Impact: 6.4

Source: NVD

Description

Buffer overflow in the atodn function in libreswan 3.0 and 3.1, when Opportunistic Encryption is enabled and an RSA key is being used, allows remote attackers to cause a denial of service (pluto IKE daemon crash) and possibly execute arbitrary code via crafted DNS TXT records. NOTE: this might be the same vulnerability as CVE-2013-2053 and CVE-2013-2054.

Affected (2)

Products: Libreswan: Libreswan

1 product

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Libreswan Libreswan	Version 3.0
Libreswan Libreswan	Version 3.1

Related CWEs

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (4)

https://libreswan.org/security/CVE-2013-2052/CVE-2013-2052.txt

Source: secalert@redhat.com

PatchVendor Advisory

https://lists.libreswan.org/pipermail/swan-announce/2013/000003.html

Source: secalert@redhat.com

Vendor Advisory

https://libreswan.org/security/CVE-2013-2052/CVE-2013-2052.txt

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

https://lists.libreswan.org/pipermail/swan-announce/2013/000003.html

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.