CVE-2020-25718 : Security Advisory and Response
Learn about CVE-2020-25718, a flaw in samba enabling an RODC to print administrator tickets, impacting security. Find mitigation steps and affected versions here.
A flaw in samba allows an RODC to print administrator tickets.
Understanding CVE-2020-25718
A vulnerability in samba could enable an RODC to print administrator tickets.
What is CVE-2020-25718?
CVE-2020-25718 is a vulnerability in samba that affects its support for an RODC, allowing unauthorized access to print administrator tickets.
The Impact of CVE-2020-25718
This vulnerability could lead to unauthorized access to sensitive information and compromise the security of the Active Directory Domain Controller.
Technical Details of CVE-2020-25718
Vulnerability Description
The flaw in samba enables an RODC to print administrator tickets, potentially leading to unauthorized access.
Affected Systems and Versions
- Vendor: n/a
- Product: samba
- Affected Versions: samba 4.15.2, samba 4.14.10, samba 4.13.14
Exploitation Mechanism
The vulnerability allows an RODC to exploit samba's functionality to print administrator tickets, bypassing security measures.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches provided by the vendor promptly.
- Monitor network traffic for any suspicious activity related to samba.
Long-Term Security Practices
- Regularly update and patch samba to prevent vulnerabilities.
- Implement strict access controls and authentication mechanisms.
Patching and Updates
Ensure samba is updated to the latest version to mitigate the CVE-2020-25718 vulnerability.