SB2019052835 - Out-of-bounds read in rdesktop (Alpine package)



SB2019052835 - Out-of-bounds read in rdesktop (Alpine package)

Published: May 28, 2019

Security Bulletin ID SB2019052835
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Out-of-bounds read (CVE-ID: CVE-2018-20174)

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

The vulnerability exists due to a boundary error in the function ui_clip_handle_data(). A remote attacker can send a specially crafted request to the affected application, trigger out-of-bounds read error and read contents of memory on the system.


Remediation

Install update from vendor's website.