Sensitive Information Disclosure in Citrix NetScaler ADC and Gateway
CVE-2017-17549

5.9MEDIUM

Key Information:

Vendor

Citrix
Status
Application Delivery Controller Firmware
Vendor
CVE Published:
13 December 2017

What is CVE-2017-17549?

The Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway are prone to a vulnerability that enables remote attackers to discover sensitive information during the backend client TLS handshake. This issue arises from the usage of TLS with Client Certificates and the Diffie-Hellman Ephemeral (DHE) key exchange, potentially compromising security by revealing sensitive details.

References

http://www.securitytracker.com/id/1040011
vdb-entryx_refsource_SECTRACK
http://www.securityfocus.com/bid/102177
vdb-entryx_refsource_BID
https://support.citrix.com/article/ctx230612
x_refsource_CONFIRM

CVSS V3.1

Score:
5.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.