Out-of-Bounds Affecting guacamole-server package, versions [,1.2.0)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.05% (23rd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-UNMANAGED-GUACAMOLESERVER-2636623
  • published26 Jan 2022
  • disclosed2 Jul 2020
  • creditUnknown

Introduced: 2 Jul 2020

CVE-2020-9498  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade guacamole-server to version 1.2.0 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-Bounds. Apache Guacamole 1.1.0 and older may mishandle pointers involved inprocessing data received via RDP static virtual channels. If a userconnects to a malicious or compromised RDP server, a series ofspecially-crafted PDUs could result in memory corruption, possiblyallowing arbitrary code to be executed with the privileges of therunning guacd process.

CVSS Scores

version 3.1