Buffer overflow in the read_server_hello function in lib/gnutls_handshake.c in GnuTLS before 3.1.25, 3.2.x before 3.2.15, and 3.3.x before…

Description

Buffer overflow in the read_server_hello function in lib/gnutls_handshake.c in GnuTLS before 3.1.25, 3.2.x before 3.2.15, and 3.3.x before 3.3.4 allows remote servers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a long session id in a ServerHello message.

Scores

EPSS (exploitation in 30 days)

11.2% · top 4.0% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.

Weakness

• n/a
• CWE-119 (opens in a new tab)All about CWE-119 and its CVEs

Affected products

• n/a

  • affected n/a

References (33)

• http://www.gnutls.org/security.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=swg21678776 (opens in a new tab)x_refsource_CONFIRMx_transferred
• DSA-2944 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 58340 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• RHSA-2014:0595 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• USN-2229-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 58642 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 67741 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• http://www.novell.com/support/kb/doc.php?id=7015302 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 59057 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://linux.oracle.com/errata/ELSA-2014-0595.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• 59086 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=1101932 (opens in a new tab)x_refsource_CONFIRMx_transferred
• SUSE-SU-2014:0758 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• RHSA-2014:0684 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• openSUSE-SU-2014:0763 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 59021 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• RHSA-2014:0815 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• http://radare.today/technical-analysis-of-the-gnutls-hello-vulnerability/ (opens in a new tab)x_refsource_MISCx_transferred
• http://www.novell.com/support/kb/doc.php?id=7015303 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://linux.oracle.com/errata/ELSA-2014-0594.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• 58598 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www-947.ibm.com/support/entry/portal/docdisplay?lndocid=MIGR-5096155 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 59838 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• SUSE-SU-2014:0788 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 60384 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• RHSA-2014:0594 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 59016 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• openSUSE-SU-2014:0767 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 58601 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 59408 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• https://www.gitorious.org/gnutls/gnutls/commit/688ea6428a432c39203d00acd1af0e7684e5ddfd (opens in a new tab)x_refsource_CONFIRMx_transferred
• 1030314 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2014-3466](https://trackcve.app/badge/CVE-2014-3466.svg)](https://trackcve.app/cve/CVE-2014-3466)

Record last updated 6 Aug 2024, 10:43 UTC.