OTRS Security Advisory 2021-01

Please read carefully and check if the version of your OTRS system is affected by this vulnerability.

Please send information regarding vulnerabilities in OTRS to: security@otrs.org

Security Advisory Details

• ID: OSA-2021-01
• Date: 2021-02-08
• Title: XSS
• Severity: 3.5 LOW
• Product: Survey 7.0.x, Survey 6.0.x
• Fixed in: Survey 7.0.20
• FULL CVSS v3.1 VECTOR: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N
• References: CVE-2021-21434

Product Affected:

This issue affects Survey 6.0.x, 7.0.x.

Problem:

Survey administrator can craft a survey in such way that malicious code can be executed in the agent interface (i.e. another agent who wants to make changes in the survey).

This issue affects

OTRS:

6.0.x version 6.0.20 and prior versions;

7.0.x version 7.0.19 and prior versions.

This issue was discovered during an external security research.

This issue has been assigned CVE-2021-21434.

SOLUTION:

Upgrade to Survey 7.0.20.

MODIFICATION HISTORY:

2021-02-08: Initial Publication.

Related Links:

• CVE-2021-21434 at cve.mitre.org
• https://otrs.com/release-notes/otrs-security-advisory-2021-01/

CVSS Score:

3.5 (CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N)

Risk Level:

Low

Aknowledgement:

Rayhan Ahmed Niloy