CVE-2019-11858 : Security Advisory and Response
Learn about the buffer overflow vulnerabilities in the AceManager Web API of ALEOS before versions 4.13.0, 4.9.5, and 4.4.9. Understand the impact, affected systems, exploitation mechanism, and mitigation steps.
This CVE involves buffer overflow vulnerabilities in the AceManager Web API of ALEOS before versions 4.13.0, 4.9.5, and 4.4.9.
Understanding CVE-2019-11858
What is CVE-2019-11858?
Multiple buffer overflow vulnerabilities are present in the AceManager Web API of ALEOS prior to versions 4.13.0, 4.9.5, and 4.4.9.
The Impact of CVE-2019-11858
These vulnerabilities have a CVSS base score of 5.7, with a medium severity rating. They can lead to high availability impact.
Technical Details of CVE-2019-11858
Vulnerability Description
The vulnerabilities are related to buffer overflows in the AceManager Web API of ALEOS before versions 4.13.0, 4.9.5, and 4.4.9.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: Not applicable
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: High
- User Interaction: Required
- Scope: Unchanged
- Confidentiality Impact: Low
- Integrity Impact: Low
- Availability Impact: High
Mitigation and Prevention
Immediate Steps to Take
- Update ALEOS to versions 4.13.0, 4.9.5, or 4.4.9 to mitigate the vulnerabilities.
- Monitor vendor communications for patches or security advisories.
Long-Term Security Practices
- Regularly update and patch all software and firmware.
- Implement network segmentation and access controls to limit exposure.
Patching and Updates
- Apply patches provided by the vendor promptly to address the vulnerabilities.