CVE-2021-23275 : What You Need to Know
Discover how the TIBCO Spotfire Windows Platform Installation vulnerability (CVE-2021-23275) exposes TIBCO products to attackers, the impact assessment, and solutions for updated versions.
A vulnerability in the Windows Installation component of various TIBCO Software Inc. products allows a low-privileged attacker to insert and execute malicious software, granting elevated privileges. The affected products include TIBCO Enterprise Runtime for R - Server Edition and TIBCO Spotfire Server.
Understanding CVE-2021-23275
This CVE concerns a security flaw in TIBCO products that could enable an attacker to manipulate the installation process to execute unauthorized code with elevated privileges on Windows systems.
What is CVE-2021-23275?
The vulnerability in the Windows Installation component of TIBCO products allows an attacker with local access to insert and execute malicious software, potentially gaining control over the affected system.
The Impact of CVE-2021-23275
The impact includes the risk of an attacker achieving full access to the Windows operating system at the privilege level of the affected TIBCO component.
Technical Details of CVE-2021-23275
The vulnerability has a CVSSv3.1 base score of 8.8 (High severity) with a Local attack vector and High impacts on Availability, Confidentiality, and Integrity.
Vulnerability Description
The flaw stems from inadequate access restrictions on certain files/folders during the installation process, affecting multiple TIBCO products.
Affected Systems and Versions
Products impacted include TIBCO Spotfire Server, TIBCO Enterprise Runtime for R - Server Edition, and more, with specific vulnerable versions listed.
Exploitation Mechanism
The vulnerability theoretically allows a low-privileged local attacker to insert malicious software during installation, granting unauthorized elevated privileges.
Mitigation and Prevention
To address this issue, TIBCO has released updated versions of the affected components with respective version upgrades for each product.
Immediate Steps to Take
Users are advised to update the affected products to the patched versions provided by TIBCO to mitigate the vulnerability effectively.
Long-Term Security Practices
Regularly monitoring security advisories and promptly applying software updates is crucial to maintain the integrity of systems and data.
Patching and Updates
Refer to TIBCO's security advisories for detailed instructions on updating the affected products to the secure versions.