CVE-2013-2052 Memory corruption in n/a
Remote attackers can cause denial of service or execute arbitrary code via crafted DNS records in libreswan when Opportunistic Encryption is enabled.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2013-2052?
CVE-2013-2052 is a medium-severity memory corruption vulnerability in n/a, published on 9 Jul 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-119
Which versions are affected by CVE-2013-2052?
It affects 1 product.
Products include Libreswan Libreswan.
How do I fix CVE-2013-2052?
No fix has been published for CVE-2013-2052 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2013-2052 being exploited?
There is no known exploitation of CVE-2013-2052 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2013-7283 Race condition in n/a
- CVE-2026-12413 IKEv2 Denial of Service via malformed fragmentation
- CVE-2026-50721 IKEv1 Denial of Service via RSA-SHA1 (PKCS#1 Version 1.5 Encrypted) authentication payload
- CVE-2026-50722 IKEv2 Denial of Service via RSA-SHA1 (PKCS#1 RSASSA-PKCS1-v1_5) authentication payload
- CVE-2023-30570 Denial of service in n/a
Sources
Also known as GHSA-ghm6-8w78-2p3j.