SB2019041732 - Information disclosure in hostapd (Alpine package)



SB2019041732 - Information disclosure in hostapd (Alpine package)

Published: April 17, 2019

Security Bulletin ID SB2019041732
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Information disclosure (CVE-ID: CVE-2019-9494)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to the implementations of SAE are vulnerable to side channel attacks as a result of observable timing differences and cache access patterns. A remote attacker can gain leaked information from a side channel attack that can be used for full password recovery.


Remediation

Install update from vendor's website.