CVE-2018-18253 : Security Advisory and Response
Discover the security vulnerability in CapMon Access Manager 5.4.1.1005 with CVE-2018-18253. Learn about the impact, affected systems, exploitation mechanism, and mitigation steps.
A vulnerability has been identified in CapMon Access Manager 5.4.1.1005 where a race condition exists in all scenarios.
Understanding CVE-2018-18253
This CVE involves a security issue in CapMon Access Manager 5.4.1.1005 related to access control implementation.
What is CVE-2018-18253?
An issue in CapMon Access Manager 5.4.1.1005 allows a non-administrator user to be temporarily added to the local Administrators group for executing a single command, leading to a race condition.
The Impact of CVE-2018-18253
The vulnerability could result in unauthorized access and potential privilege escalation on affected systems.
Technical Details of CVE-2018-18253
This section provides more in-depth technical information about the CVE.
Vulnerability Description
- The vulnerability lies in CALRunElevated.exe in CapMon Access Manager 5.4.1.1005.
- It attempts to enforce access control by adding an unprivileged user to the local Administrators group temporarily.
- If the command crashes, the user remains in the group, creating a security risk.
Affected Systems and Versions
- Product: CapMon Access Manager 5.4.1.1005
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
- The vulnerability occurs when CALRunElevated.exe adds a non-administrator user to the local Administrators group for command execution.
- If the command fails, the user remains in the group, leading to a race condition.
Mitigation and Prevention
Protecting systems from CVE-2018-18253 is crucial to maintaining security.
Immediate Steps to Take
- Monitor system logs for any unauthorized changes to user groups.
- Regularly review and remove unnecessary users from privileged groups.
- Implement least privilege access to limit user permissions.
Long-Term Security Practices
- Conduct regular security audits and vulnerability assessments.
- Provide security awareness training to users on access control best practices.
Patching and Updates
- Apply patches or updates provided by the vendor to address the vulnerability in CapMon Access Manager 5.4.1.1005.