CVE-2021-27608 : Security Advisory and Response
Learn about CVE-2021-27608, a privilege escalation vulnerability in SAP Setup <9.0, allowing attackers to compromise system security. Explore impact, affected systems, and mitigation steps.
An unquoted service path in SAPSetup, version - 9.0, could lead to privilege escalation during the installation process that is performed when an executable file is registered. This could further lead to complete compromise of confidentiality, integrity, and availability.
Understanding CVE-2021-27608
This CVE highlights a vulnerability in SAP Setup version less than 9.0, posing a risk of privilege escalation during the installation process.
What is CVE-2021-27608?
CVE-2021-27608 is caused by an unquoted service path in SAPSetup <9.0, allowing attackers to elevate privileges during the installation, potentially leading to a full compromise of system security.
The Impact of CVE-2021-27608
The impact of this vulnerability is severe, with a CVSS base score of 7.5 (High), endangering confidentiality, integrity, and availability of affected systems.
Technical Details of CVE-2021-27608
This section delves deeper into the technical aspects of the CVE, outlining the vulnerability description, affected systems, versions, and exploitation mechanism.
Vulnerability Description
The vulnerability stems from an unquoted service path in SAPSetup <9.0, creating a pathway for privilege escalation attacks during installation.
Affected Systems and Versions
SAP Setup versions lower than 9.0 are affected, making them susceptible to this privilege escalation vulnerability.
Exploitation Mechanism
Attackers exploit the unquoted service path to manipulate the installation process, gaining elevated privileges that can compromise system security.
Mitigation and Prevention
To address CVE-2021-27608, immediate steps should be taken alongside long-term security practices and timely patching and updates.
Immediate Steps to Take
Users should update SAP Setup to version 9.0 or above, monitor system activities for suspicious behavior, and restrict unnecessary privileges.
Long-Term Security Practices
Implement regular security training, conduct vulnerability assessments, and deploy intrusion detection systems to enhance overall security posture.
Patching and Updates
Stay informed about security advisories from SAP, apply patches promptly, and follow best practices to safeguard against similar vulnerabilities.