SB2017012628 - Input validation error in firefox-esr (Alpine package)
Published: January 26, 2017
Security Bulletin ID
SB2017012628
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2017-5386)
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data disclosure or privilege escalation in affected extensions. This vulnerability affects Firefox ESR < 45.7 and Firefox < 51.
Remediation
Install update from vendor's website.