CVE-2024-35164

Apache Guacamole: Improper input validation of console codes

State
Published
Severity
6.8 Medium
Published
Jul 2, 2025
Updated
Feb 26, 2026
Reserved
May 10, 2024

Read the record on cve.org

Description

The terminal emulator of Apache Guacamole 1.5.5 and older does not properly validate console codes received from servers via text-based protocols like SSH. If a malicious user has access to a text-based connection, a specially-crafted sequence of console codes could allow arbitrary code to be executed with the privileges of the running guacd process.

Users are recommended to upgrade to version 1.6.0, which fixes this issue.

Scores

CVSSScoreVectorSource
3.16.8 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:Napache

Weaknesses

  • CWE-129 Improper Validation of Array Index

Affected Products

ProductVersions
Apache GuacamoleApache Software Foundation
  • 0.8.0 through 1.5.5Affected

References

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