Buffer overflow in GNU Gnutls

CVE-2014-3466

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.

Vulnerability class: Buffer Overflow

EPSS: 0.112 (95.5th percentile) — read the EPSS interpretation.

Affected products

  • Gnu Gnutls — versions 3.3.0, 3.3.1, 3.3.2
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2014-3466?
CVE-2014-3466 is a vulnerability in GNU Gnutls, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2014-06-03.
Is CVE-2014-3466 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.