SB2017121217 - Information disclosure in Citrix NetScaler
Published: December 12, 2017
Security Bulletin ID
SB2017121217
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2017-17549)
The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.The weakness exists on systems using TLS with client certificates enabled and Diffie-Hellman Ephemeral (DHE) key exchange due to unspecified error. A remote attacker can obtain cleartext traffic from the backend client TLS handshake.
Remediation
Install update from vendor's website.