CVE-2015-5965

Fortinet FortiOS <4.3.13 - SSL Spoofing

Title source: llm
STIX 2.1

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.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/76065
Vendor Advisory x_refsource_confirm
http://www.fortiguard.com/advisory/FG-IR-15-016/
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1033256
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201508-01

Scores

EPSS 0.0035
EPSS Percentile 57.5%

Details

CWE
CWE-20
Status published
Products (1)
fortinet/fortios < 4.3.12
Published Aug 11, 2015
Tracked Since Feb 18, 2026