Unscored severity · published Jul 9, 2013
CVE-2013-2052
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…
–
CVSS
1.8%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libreswan · Libreswan
3.0; 3.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2013-2052
CVE.org
https://www.cve.org/CVERecord?id=CVE-2013-2052
Patch
https://libreswan.org/security/CVE-2013-2052/CVE-2013-2052.txt
Vendor Advisory
https://lists.libreswan.org/pipermail/swan-announce/2013/000003.html
More from Libreswan
7.5
CVE-2026-12413
IKEv2 Denial of Service via malformed fragmentation
7.5
CVE-2023-30570
pluto in Libreswan before 4.11 allows a denial of service (responder SPI mishandling and daemon crash) via unauthenticated IKEv1 Aggressive Mode packets
7.5
CVE-2023-2295
A vulnerability was found in the libreswan library
7.5
CVE-2022-23094
Libreswan 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 because pluto/ikev1.c wrongly…
7.5
CVE-2020-1763
An 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 use this flaw to crash libreswan…