CVE-2019-19315 : What You Need to Know
Learn about CVE-2019-19315, a privilege escalation flaw in Nalpeiron Licensing Service 7.3.4.0 used with products like Nitro PDF. Find out the impact, affected systems, exploitation method, and mitigation steps.
The Nalpeiron Licensing Service 7.3.4.0, used with products like Nitro PDF, contains a vulnerability in NLSSRV32.EXE, allowing attackers to gain elevated privileges.
Understanding CVE-2019-19315
This CVE identifies a privilege escalation vulnerability in the Nalpeiron Licensing Service.
What is CVE-2019-19315?
CVE-2019-19315 is a security flaw in NLSSRV32.EXE within Nalpeiron Licensing Service 7.3.4.0, impacting products such as Nitro PDF. The vulnerability enables attackers to elevate their privileges by exploiting a specific mailslot.
The Impact of CVE-2019-19315
The vulnerability poses a significant risk as attackers can exploit it to gain elevated privileges on affected systems, potentially leading to unauthorized access and control.
Technical Details of CVE-2019-19315
This section delves into the technical aspects of the vulnerability.
Vulnerability Description
The flaw in NLSSRV32.EXE allows for privilege escalation through the \.\mailslot\nlsX86ccMailslot mailslot, providing attackers with elevated system access.
Affected Systems and Versions
- Nalpeiron Licensing Service 7.3.4.0
- Products like Nitro PDF
Exploitation Mechanism
Attackers exploit the vulnerability by leveraging the specific mailslot \.\mailslot\nlsX86ccMailslot to gain elevated privileges.
Mitigation and Prevention
Protecting systems from CVE-2019-19315 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable or restrict access to the vulnerable service or component
- Implement the principle of least privilege to limit user permissions
- Monitor system logs for any suspicious activity
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities
- Conduct security assessments and penetration testing to identify and remediate weaknesses
- Educate users on security best practices to prevent social engineering attacks
Patching and Updates
- Apply patches and updates provided by the vendor to fix the vulnerability and enhance system security