CVE-2020-12425 : What You Need to Know
Learn about CVE-2020-12425, a Firefox vulnerability < 78 due to Date.parse() handling, potentially leading to data disclosure. Find mitigation steps and update recommendations here.
A vulnerability in Firefox < 78 could lead to potential information disclosure due to confusion processing a hyphen character in Date.parse().
Understanding CVE-2020-12425
This CVE involves an out-of-bounds read issue in Date.parse() in Firefox versions below 78.
What is CVE-2020-12425?
The vulnerability arises from the mishandling of a hyphen character in Date.parse(), potentially resulting in an out-of-bounds read and information exposure.
The Impact of CVE-2020-12425
The vulnerability could allow attackers to access sensitive information, leading to potential data disclosure.
Technical Details of CVE-2020-12425
This section provides more technical insights into the CVE.
Vulnerability Description
The issue stems from confusion processing a hyphen character in Date.parse(), enabling a one-byte out-of-bounds read.
Affected Systems and Versions
- Product: Firefox
- Vendor: Mozilla
- Versions Affected: < 78
Exploitation Mechanism
Attackers could exploit this vulnerability by manipulating the hyphen character in Date.parse() to trigger the out-of-bounds read.
Mitigation and Prevention
Protecting systems from CVE-2020-12425 is crucial to prevent potential data exposure.
Immediate Steps to Take
- Update Firefox to version 78 or above to mitigate the vulnerability.
- Monitor official security advisories for any patches or updates.
Long-Term Security Practices
- Regularly update software to the latest versions.
- Implement secure coding practices to prevent similar vulnerabilities.
Patching and Updates
- Apply patches provided by Mozilla promptly to address the vulnerability.