CVE-2020-24955 : What You Need to Know
Learn about CVE-2020-24955, a vulnerability in SUPERAntiSyware Professional X Trial 10.0.1206 allowing local privilege escalation. Find mitigation steps and long-term security practices.
SUPERAntiSyware Professional X Trial 10.0.1206 is vulnerable to local privilege escalation due to allowing unprivileged users to restore a malicious DLL from quarantine into the system32 folder via an NTFS directory junction.
Understanding CVE-2020-24955
This CVE involves a vulnerability in SUPERAntiSyware Professional X Trial 10.0.1206 that can lead to local privilege escalation.
What is CVE-2020-24955?
The vulnerability in SUPERAntiSyware Professional X Trial 10.0.1206 allows unprivileged users to move a malicious DLL from quarantine to the system32 folder through an NTFS directory junction, potentially leading to local privilege escalation.
The Impact of CVE-2020-24955
This vulnerability could be exploited by attackers to escalate their privileges on the system, potentially leading to unauthorized access and control over the affected system.
Technical Details of CVE-2020-24955
This section provides more technical insights into the CVE.
Vulnerability Description
SUPERAntiSyware Professional X Trial 10.0.1206 is susceptible to local privilege escalation as unprivileged users can transfer a malicious DLL from quarantine to the system32 folder using an NTFS directory junction.
Affected Systems and Versions
- Product: SUPERAntiSyware Professional X Trial 10.0.1206
- Vendor: Not applicable
- Version: Not applicable
Exploitation Mechanism
The vulnerability is exploited by crafting a ualapi.dll file detected as malware, which unprivileged users can restore from quarantine to the system32 folder via an NTFS directory junction.
Mitigation and Prevention
Protecting systems from CVE-2020-24955 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable unprivileged users from restoring files from quarantine to critical system directories.
- Regularly monitor and review file restorations to system directories.
Long-Term Security Practices
- Implement the principle of least privilege to restrict user capabilities.
- Conduct regular security training to educate users on safe file handling practices.
Patching and Updates
- Apply patches or updates provided by the software vendor to address the vulnerability and prevent potential exploits.