PT-2021-20874 · Zammad · Zammad

N: Chung + 1 · Published 2021-06-28 · Updated 2021-07-01 · CVE-2021-35298

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Zammad versions 1.0.x through 4.0.0

Description: The issue allows remote attackers to execute arbitrary web script or HTML via multiple models that contain a note field to store additional information. This is a Cross Site Scripting (XSS) issue.

Recommendations: For Zammad versions 1.0.x through 4.0.0, consider disabling the note field in multiple models as a temporary workaround until a patch is available. Restrict access to models containing the note field to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-35298

Affected Products

Zammad

References · 4

• https://zammad.com/en/advisories/zaa-2021-03 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-35298 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-35298 · Security Note
• https://t.me/cibsecurity/25762 · Telegram Post