CVE-2020-29535 : What You Need to Know
Learn about CVE-2020-29535, a stored XSS vulnerability in Archer before version 6.8 P4 (6.8.0.4) that allows remote attackers to execute malicious code. Find mitigation steps and prevention measures here.
Archer before 6.8 P4 (6.8.0.4) contains a stored XSS vulnerability that could be exploited by a remote authenticated malicious user. This could lead to the execution of malicious code within the vulnerable web application.
Understanding CVE-2020-29535
Archer before 6.8 P4 (6.8.0.4) has a stored XSS vulnerability that poses a risk to the security of the application and its users.
What is CVE-2020-29535?
This CVE refers to a stored XSS vulnerability in Archer before version 6.8 P4 (6.8.0.4). It allows a remote authenticated attacker to store malicious HTML or JavaScript code in a trusted application data store, which can then be executed by unsuspecting users accessing the corrupted data.
The Impact of CVE-2020-29535
The vulnerability has a CVSS base score of 5.3, indicating a medium severity issue. It has a high confidentiality impact, low privileges required, and a high attack complexity.
Technical Details of CVE-2020-29535
Archer before 6.8 P4 (6.8.0.4) is susceptible to a stored XSS vulnerability.
Vulnerability Description
The vulnerability allows a remote authenticated malicious user to store malicious HTML or JavaScript code in a trusted application data store.
Affected Systems and Versions
- Product: Archer
- Vendor: N/A
- Versions affected: N/A
Exploitation Mechanism
- Attack Complexity: High
- Attack Vector: Network
- Confidentiality Impact: High
- Integrity Impact: None
- Privileges Required: Low
- User Interaction: None
Mitigation and Prevention
It is crucial to take immediate steps to mitigate the risks posed by CVE-2020-29535.
Immediate Steps to Take
- Update Archer to version 6.8 P4 (6.8.0.4) or later to patch the vulnerability.
- Educate users on safe browsing practices to minimize the risk of executing malicious code.
Long-Term Security Practices
- Regularly monitor and audit application data stores for any signs of unauthorized code.
- Implement strict input validation to prevent the storage of malicious scripts.
Patching and Updates
- Apply security patches provided by Archer to address the stored XSS vulnerability.