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CVE-2013-2053

Published: Jul 9, 2013Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-119
6.8MEDIUM
NVD MITRE
EPSS Score
2.4%
Top 18.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Buffer overflow in the atodn function in Openswan before 2.6.39, 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-2013-2052 and CVE-2013-2054.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:MAu:NC:PI:PA:P
Exploitability
AV:NAccess Vector
Network
AC:MAccess Complexity
Medium
Au:NAuthentication
None
Impact
C:PConfidentiality
Partial
I:PIntegrity
Partial
A:PAvailability
Partial
Open in CVSS calculator →

Weaknesses

CWE-119

Affected Products

SUSE Linux EnterpriseNovell Inc.
On-prem
Operating Systems / linux-distro
n/an/a
openswanxelerance
On-prem
Networking Infrastructure / vpn-gateway
novell inc.commercialUSOperating Systems
xelerancecommercialNetworking Infrastructureaka openswan

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00008.html
lists.opensuse.org
https://www.openswan.org/news/13
openswan.org
http://rhn.redhat.com/errata/RHSA-2013-0827.html
rhn.redhat.com
and 4 more references View all →

Timeline

Published
Jul 9, 2013
Last Updated
Apr 29, 2026

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