CVE-2020-5797 : Vulnerability Insights and Analysis
Learn about CVE-2020-5797, a UNIX Symbolic Link (Symlink) Following vulnerability in TP-Link Archer C9(US)_V1_180125 firmware, enabling unauthorized access to sensitive files and data manipulation. Find mitigation steps and long-term security practices here.
This CVE involves a UNIX Symbolic Link (Symlink) Following vulnerability in TP-Link Archer C9(US)_V1_180125 firmware, potentially allowing unauthorized access to sensitive files.
Understanding CVE-2020-5797
This vulnerability enables an unauthenticated actor to read sensitive files and write to a limited set of files by inserting a specially crafted USB drive into the affected router.
What is CVE-2020-5797?
The CVE-2020-5797 vulnerability pertains to UNIX Symbolic Link (Symlink) Following in TP-Link Archer C9(US)_V1_180125 firmware, which can be exploited by an attacker with physical and network access.
The Impact of CVE-2020-5797
The vulnerability allows unauthorized individuals to access sensitive data and manipulate files on the router, potentially leading to data breaches and unauthorized system modifications.
Technical Details of CVE-2020-5797
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
The UNIX Symbolic Link (Symlink) Following vulnerability in TP-Link Archer C9(US)_V1_180125 firmware permits unauthenticated actors to read and write files on the router.
Affected Systems and Versions
- Product: TP-Link Archer C9 A1
- Version: Archer C9(US)_V1_180125 firmware
Exploitation Mechanism
The vulnerability can be exploited by inserting a crafted USB drive into the router, granting unauthorized access to sensitive files.
Mitigation and Prevention
Protecting systems from CVE-2020-5797 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable USB ports on the affected router if not in use.
- Implement network segmentation to limit access to sensitive areas.
- Monitor USB device connections for suspicious activity.
Long-Term Security Practices
- Regularly update router firmware to patch known vulnerabilities.
- Conduct security audits to identify and address potential weaknesses.
Patching and Updates
Ensure timely installation of firmware updates provided by TP-Link to address the CVE-2020-5797 vulnerability.