PT-2023-22796 · Apache+1 · Apache Guacamole+1

Stefan Schiller · Published 2023-06-07 · Updated 2025-01-29 · CVE-2023-30575

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions Apache Guacamole versions 1.5.1 and older

Description The issue arises from incorrect calculations of instruction element lengths during the Guacamole protocol handshake. This could allow an attacker to inject Guacamole instructions through specially-crafted data.

Recommendations For Apache Guacamole versions 1.5.1 and older, update to a version newer than 1.5.1 to resolve the issue.

Fix

Weakness Enumeration

CWE-131

Related Identifiers

ALT-PU-2023-5017

ALT-PU-2023-5018

ALT-PU-2024-16343

ALT-PU-2024-6761

ALT-PU-2024-8914

ALT-PU-2024-8918

ALT-PU-2025-2021

BIT-GUACAMOLE-2023-30575

BIT-GUACAMOLE-SERVER-2023-30575

CVE-2023-30575

Affected Products

Alt Linux

Apache Guacamole

References · 24

• https://lists.apache.org/thread/tn63n2lon0h5p45oft834t1dqvvxownv · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-43826 · Security Note
• https://errata.altlinux.org/ALT-PU-2024-6761 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19603 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43999 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-30576 · Security Note
• https://bdu.fstec.ru/vul/2020-04085 · Security Note
• https://errata.altlinux.org/ALT-PU-2023-5017 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-guacamole-server-2023-30575 · Vendor Advisory
• https://errata.altlinux.org/ALT-PU-2023-5018 · Vendor Advisory
• https://errata.altlinux.org/ALT-PU-2024-8918 · Vendor Advisory
• https://errata.altlinux.org/ALT-PU-2024-8914 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-30575 · Vendor Advisory
• https://errata.altlinux.org/ALT-PU-2024-16343 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-30575 · Security Note