CVE-2017-18001 Explained : Impact and Mitigation
Learn about CVE-2017-18001 affecting Trustwave Secure Web Gateway (SWG) version 11.8.0.27. Find out how attackers can gain unauthorized remote root access and steps to mitigate the vulnerability.
Trustwave Secure Web Gateway (SWG) version 11.8.0.27 is vulnerable to a remote attack that allows unauthorized individuals to gain remote root access to the system.
Understanding CVE-2017-18001
The Trustwave Secure Web Gateway (SWG) version 11.8.0.27 is susceptible to a security vulnerability that enables appending any public key to the SSH Authorized Keys data of the device, leading to unauthorized remote root access.
What is CVE-2017-18001?
The vulnerability in Trustwave Secure Web Gateway (SWG) version 11.8.0.27 allows attackers to append an arbitrary public key to the device's SSH Authorized Keys data, granting them remote root access.
The Impact of CVE-2017-18001
This vulnerability permits unauthorized individuals to gain remote root access to the system by utilizing the publicKey parameter in the /sendKey URI.
Technical Details of CVE-2017-18001
Trustwave Secure Web Gateway (SWG) version 11.8.0.27 is affected by a critical security flaw that can be exploited by attackers.
Vulnerability Description
The vulnerability in Trustwave Secure Web Gateway (SWG) version 11.8.0.27 allows remote attackers to append an arbitrary public key to the device's SSH Authorized Keys data, enabling them to obtain remote root access via the publicKey parameter to the /sendKey URI.
Affected Systems and Versions
- Product: Trustwave Secure Web Gateway (SWG)
- Version: 11.8.0.27
Exploitation Mechanism
Attackers can exploit this vulnerability by appending any public key to the SSH Authorized Keys data of the device, leading to unauthorized remote root access.
Mitigation and Prevention
To address CVE-2017-18001, users and administrators should take immediate steps and implement long-term security practices.
Immediate Steps to Take
- Update Trustwave Secure Web Gateway (SWG) to a patched version.
- Monitor SSH Authorized Keys data for unauthorized changes.
- Restrict access to the /sendKey URI.
Long-Term Security Practices
- Regularly update and patch all software and systems.
- Implement strong access controls and authentication mechanisms.
- Conduct regular security audits and penetration testing.
Patching and Updates
Ensure that Trustwave Secure Web Gateway (SWG) is updated to a secure version that addresses the vulnerability.