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    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 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.

    Published:Jul 9, 2013
    Last Modified:Apr 11, 2025
    EPS:Jul 9, 2013
    EPSS Score:0.00849
    CVSS Score:5.1

    Affected Products

    Vendor
    Libreswan
    Product
    Libreswan

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-14957 (CVSS 7.5) — In FIPS mode, Libreswan's add_decoded_cert() function calls CERT_ExtractPublicKey() and asserts that the resul…
    CVE-2026-50722 (CVSS 8.1) — Libreswan, via the function RSA_authenticate_hash_signature_pkcs1_1_5_rsa(), did not correctly verify the DER …
    CVE-2026-50721 (CVSS 8.1) — Libreswan, via the function RSA_authenticate_hash_signature_raw_rsa(), did not correctly verify the length of …
    CVE-2026-12413 (CVSS 7.5) — An invalidly formatted IKEv2 fragment causes the Libreswan pluto daemon to crash and restart. Continued exploi…
    CVE-2024-3652 (CVSS 6.5) — The Libreswan Project was notified of an issue causing libreswan to restart when using IKEv1 without specifyin…
    CVE-2023-38710 (CVSS 6.5) — An issue was discovered in Libreswan before 4.12. When an IKEv2 Child SA REKEY packet contains an invalid IPse…
    CVE-2023-38711 (CVSS 6.5) — An issue was discovered in Libreswan before 4.12. When an IKEv1 Quick Mode connection configured with ID_IPV4_…
    CVE-2023-38712 (CVSS 6.5) — An issue was discovered in Libreswan 3.x and 4.x before 4.12. When an IKEv1 ISAKMP SA Informational Exchange p…
    CVE-2023-2295 (CVSS 7.5) — A vulnerability was found in the libreswan library. This security issue occurs when an IKEv1 Aggressive Mode p…
    CVE-2023-30570 (CVSS 7.5) — pluto in Libreswan before 4.11 allows a denial of service (responder SPI mishandling and daemon crash) via una…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High