CVE-2018-19639 : Exploit Details and Defense Strategies
Discover the impact of CVE-2018-19639, a medium-severity vulnerability in SUSE supportutils before 3.1-5.7.1. Learn about the exploitation risks and mitigation steps to secure your systems.
CVE-2018-19639, titled 'Code execution if run with command line switch -v,' is a vulnerability affecting the supportutils product by SUSE, with versions before 3.1-5.7.1. This CVE was published on February 21, 2019, and carries a CVSS base score of 6.7.
Understanding CVE-2018-19639
This section provides insights into the nature and impact of CVE-2018-19639.
What is CVE-2018-19639?
CVE-2018-19639 allows attackers to execute arbitrary commands with root privileges by manipulating the rpm listing when running supportutils with the -v flag on versions prior to 3.1-5.7.1.
The Impact of CVE-2018-19639
The vulnerability poses a medium-severity risk with high impacts on confidentiality, integrity, and availability. Attackers with low privileges can exploit this issue locally, requiring user interaction.
Technical Details of CVE-2018-19639
Explore the technical aspects of CVE-2018-19639 to understand its implications.
Vulnerability Description
Running supportutils with the -v flag before version 3.1-5.7.1 can lead to unauthorized command execution with root privileges due to rpm listing manipulation.
Affected Systems and Versions
- Product: supportutils
- Vendor: SUSE
- Versions Affected: < 3.1-5.7.1 (unspecified/custom)
Exploitation Mechanism
- Attack Complexity: High
- Attack Vector: Local
- Privileges Required: Low
- User Interaction: Required
- Scope: Unchanged
- Vector String: CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Mitigation and Prevention
Learn how to mitigate the risks associated with CVE-2018-19639.
Immediate Steps to Take
- Upgrade supportutils to version 3.1-5.7.1 or newer to eliminate the vulnerability.
- Avoid running supportutils with the -v flag on versions susceptible to exploitation.
Long-Term Security Practices
- Regularly update and patch software to prevent known vulnerabilities.
- Implement least privilege access to limit the impact of potential exploits.
Patching and Updates
- Stay informed about security advisories from SUSE and apply patches promptly to secure your systems.