CVE-2020-5219 : Exploit Details and Defense Strategies
Learn about CVE-2020-5219, a vulnerability in Angular Expressions allowing remote code execution. Discover the impact, affected versions, and mitigation steps to secure your systems.
Angular Expressions before version 1.0.1 has a remote code execution vulnerability that allows attackers to run malicious scripts. Learn about the impact, technical details, and mitigation steps.
Understanding CVE-2020-5219
Angular Expressions vulnerability with potential remote code execution.
What is CVE-2020-5219?
Angular Expressions before version 1.0.1 is susceptible to remote code execution when user-controlled input is used in expressions.compile(). This flaw enables attackers to execute arbitrary code.
The Impact of CVE-2020-5219
- CVSS Score: 8.7 (High Severity)
- Attack Vector: Network
- Confidentiality Impact: High
- Integrity Impact: High
- Privileges Required: Low
- User Interaction: Required
- Scope: Changed
- Attack Complexity: Low
- Availability Impact: None
Technical Details of CVE-2020-5219
Angular Expressions vulnerability specifics.
Vulnerability Description
- The issue arises when expressions.compile() uses user-controlled input.
- Allows execution of arbitrary browser scripts or JavaScript expressions.
Affected Systems and Versions
- Product: angular-expressions
- Vendor: peerigon
- Versions Affected: < 1.0.1
Exploitation Mechanism
- Attackers can exploit the vulnerability by injecting malicious code through user input.
Mitigation and Prevention
Protect your systems from CVE-2020-5219.
Immediate Steps to Take
- Update Angular Expressions to version 1.0.1 or higher.
- Avoid using user-controlled input directly in expressions.compile().
- Implement input validation and sanitization mechanisms.
Long-Term Security Practices
- Regularly monitor for security advisories and updates.
- Conduct security audits to identify and address vulnerabilities proactively.
Patching and Updates
- Apply patches and updates promptly to ensure system security.