SB2020072869 - Information disclosure in firefox-esr (Alpine package)
Published: July 28, 2020
Security Bulletin ID
SB2020072869
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2020-15655)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists in the Extension APIs. A redirected HTTP request which is observed or modified through a web extension could bypass existing CORS checks, leading to potential disclosure of cross-origin information.
Remediation
Install update from vendor's website.