VULNERABILITY INTELLIGENCE
CVE-2015-5965
CVSS score5 MEDIUM
EPSS probability2.09%
CISA KEVNot currently listed
Published2015-08-11
Last modified2026-06-17
CVSS vectorAV:N/AC:L/Au:N/C:N/I:P/A:N
Description
The SSL-VPN feature in Fortinet FortiOS before 4.3.13 only checks the first byte of the TLS MAC in finished messages, which makes it easier for remote attackers to spoof encrypted content via a crafted MAC field.
Weakness classification
- CWE-20: Improper Input Validation