CVE-2017-7467 : Vulnerability Insights and Analysis
Learn about CVE-2017-7467, a high-severity buffer overflow vulnerability in minicom 2.7.1. Discover the impact, affected systems, exploitation details, and mitigation steps.
A vulnerability in minicom version 2.7.1 allows harmful terminal devices to crash the application or execute unauthorized code.
Understanding CVE-2017-7467
What is CVE-2017-7467?
CVE-2017-7467 is a buffer overflow vulnerability in minicom 2.7.1 related to the handling of VT100 escape sequences.
The Impact of CVE-2017-7467
The vulnerability can be exploited by a malicious terminal device to crash minicom or run unauthorized code within the minicom process.
Technical Details of CVE-2017-7467
Vulnerability Description
A buffer overflow flaw in minicom before version 2.7.1 allows malicious terminal devices to crash the application or execute arbitrary code.
Affected Systems and Versions
- Product: minicom
- Vendor: [UNKNOWN]
- Version: minicom 2.7.1
Exploitation Mechanism
- Attack Complexity: HIGH
- Attack Vector: LOCAL
- Privileges Required: NONE
- User Interaction: REQUIRED
- Scope: UNCHANGED
- Confidentiality Impact: HIGH
- Integrity Impact: HIGH
- Availability Impact: HIGH
Mitigation and Prevention
Immediate Steps to Take
- Update minicom to a non-vulnerable version.
- Avoid connecting untrusted terminal devices.
Long-Term Security Practices
- Regularly update software and firmware.
- Implement network segmentation and access controls.
Patching and Updates
- Apply patches provided by the vendor to fix the vulnerability.