CVE-2021-29672 : Vulnerability Insights and Analysis
Learn about CVE-2021-29672 impacting IBM Spectrum Protect Client versions 8.1.0.0-8.1.11.0. Discover the severity, impact, affected systems, and mitigation steps.
IBM Spectrum Protect Client versions 8.1.0.0 through 8.1.11.0 are vulnerable to a stack-based buffer overflow, allowing a local attacker to execute arbitrary code with elevated privileges or crash the application.
Understanding CVE-2021-29672
This vulnerability in IBM Spectrum Protect Client could lead to serious security implications if exploited by an attacker.
What is CVE-2021-29672?
IBM Spectrum Protect Client 8.1.0.0 through 8.1.11.0 is susceptible to a stack-based buffer overflow due to inadequate bounds checking when processing locale settings. This flaw could enable a local attacker to manipulate a buffer, resulting in the execution of arbitrary code with elevated privileges or application crashes.
The Impact of CVE-2021-29672
With a CVSS base score of 8.4 (High Severity), this vulnerability poses a significant risk by allowing an attacker to compromise confidentiality, integrity, and availability of the affected system without requiring any user interaction. The exploit has a confirmed attack vector and high availability impact.
Technical Details of CVE-2021-29672
The technical aspects of the vulnerability include:
Vulnerability Description
The vulnerability arises from improper boundaries validation during locale settings processing, enabling a stack-based buffer overflow.
Affected Systems and Versions
- Product: Spectrum Protect for Space Management
- Vendor: IBM
- Vulnerable Versions: 8.1.0.0, 8.1.11.0
Exploitation Mechanism
The local attacker could exploit this flaw to execute malicious code with elevated privileges or trigger application crashes.
Mitigation and Prevention
To protect systems from CVE-2021-29672, consider the following:
Immediate Steps to Take
- Apply the official fix provided by IBM to address the vulnerability promptly.
Long-Term Security Practices
- Regularly update and patch the IBM Spectrum Protect Client software to mitigate potential security risks.
Patching and Updates
- Stay informed about security bulletins and advisories from IBM to deploy necessary patches and updates in a timely manner.