SB2015081113 - Cryptographic issues in Fortinet, FortiOS
Published: August 11, 2015 Updated: August 9, 2020
Security Bulletin ID
SB2015081113
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Cryptographic issues (CVE-ID: CVE-2015-2323)
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
FortiOS 5.0.x before 5.0.12 and 5.2.x before 5.2.4 supports anonymous, export, RC4, and possibly other weak ciphers when using TLS to connect to FortiGuard servers, which allows man-in-the-middle attackers to spoof TLS content by modifying packets.
Remediation
Install update from vendor's website.