VULNERABILITY INTELLIGENCE

CVE-2016-6302

CVSS score7.5 HIGH
EPSS probability27.81%
CISA KEVNot currently listed
Published2016-09-16
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

The tls_decrypt_ticket function in ssl/t1_lib.c in OpenSSL before 1.1.0 does not consider the HMAC size during validation of the ticket length, which allows remote attackers to cause a denial of service via a ticket that is too short.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references