CVE-2017-11455 : What You Need to Know
Discover how CVE-2017-11455 impacts Pulse Connect Secure and Pulse Policy Secure, allowing remote attackers to compromise administrator authentication. Learn about mitigation steps and patching recommendations.
This CVE-2017-11455 article provides insights into a vulnerability in Pulse Connect Secure and Pulse Policy Secure that allows remote attackers to exploit the authentication of administrators.
Understanding CVE-2017-11455
This section delves into the details of the vulnerability and its impact.
What is CVE-2017-11455?
The lack of anti-CSRF tokens in diag.cgi in Pulse Connect Secure versions 8.2R1 through 8.2R5, 8.1R1 through 8.1R10, and Pulse Policy Secure versions 5.3R1 through 5.3R5, 5.2R1 through 5.2R8, and 5.1R1 through 5.1R10 enables remote attackers to exploit the authentication of administrators for initiating tcpdump requests.
The Impact of CVE-2017-11455
This vulnerability allows remote attackers to hijack the authentication of administrators for requests to start tcpdump due to the absence of anti-CSRF tokens.
Technical Details of CVE-2017-11455
Explore the technical aspects of the vulnerability.
Vulnerability Description
The vulnerability exists in diag.cgi in specific versions of Pulse Connect Secure and Pulse Policy Secure, enabling attackers to compromise administrator authentication.
Affected Systems and Versions
- Pulse Connect Secure versions 8.2R1 through 8.2R5, 8.1R1 through 8.1R10
- Pulse Policy Secure versions 5.3R1 through 5.3R5, 5.2R1 through 5.2R8, and 5.1R1 through 5.1R10
Exploitation Mechanism
Attackers can exploit this vulnerability remotely to compromise administrator authentication for initiating tcpdump requests.
Mitigation and Prevention
Learn how to mitigate the risks associated with CVE-2017-11455.
Immediate Steps to Take
- Apply vendor-supplied patches promptly
- Monitor network traffic for any suspicious activity
- Implement strong authentication mechanisms
Long-Term Security Practices
- Regularly update and patch all software and systems
- Conduct security training for administrators and users
- Implement network segmentation and access controls
Patching and Updates
Ensure that all affected systems are updated with the latest patches to address the vulnerability.