5.1
MEDIUM
CVE-2013-2052
Libreswan Opportunistic Encryption Buffer Overflow
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.

INFO

Published Date :

July 9, 2013, 5:55 p.m.

Last Modified :

Oct. 11, 2013, 3:11 p.m.

Remotely Exploitable :

Yes !

Impact Score :

6.4

Exploitability Score :

4.9
Affected Products

The following products are affected by CVE-2013-2052 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Libreswan libreswan
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2013-2052.

URL Resource
https://libreswan.org/security/CVE-2013-2052/CVE-2013-2052.txt Patch Vendor Advisory
https://lists.libreswan.org/pipermail/swan-announce/2013/000003.html Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2013-2052 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2013-2052 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.73 }} 0.17%

score

0.80992

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability