SB2020011017 - Cross-site scripting in OTRS
Published: January 10, 2020 Updated: April 1, 2021
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Cross-site scripting (CVE-ID: CVE-2020-1766)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
Due to improper handling of uploaded images it is possible in very unlikely and rare conditions to force the agents browser to execute malicious javascript from a special crafted SVG file rendered as inline jpg file. This issue affects: ((OTRS)) Community Edition 5.0.x version 5.0.39 and prior versions; 6.0.x version 6.0.24 and prior versions. OTRS 7.0.x version 7.0.13 and prior versions.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00038.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00066.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00077.html
- https://lists.debian.org/debian-lts-announce/2020/01/msg00027.html
- https://otrs.com/release-notes/otrs-security-advisory-2020-02/