PT-2021-10263 · Zimbra · Zimbra Collaboration

Published 2021-12-15 · Updated 2021-12-20 · CVE-2020-18985

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: Zimbra Collaboration version 8.8.12

Description: The issue allows attackers to redirect users to any arbitrary website of their choosing through the /domain/service/.well-known/caldav endpoint.

Recommendations: For Zimbra Collaboration version 8.8.12, update to a version that includes a fix for this issue to prevent attackers from redirecting users to arbitrary websites.

Fix

Open Redirect

Weakness Enumeration

CWE-601

Related Identifiers

CVE-2020-18985

Affected Products

Zimbra Collaboration

References · 3

• https://osv.dev/vulnerability/CVE-2020-18985 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-18985 · Security Note
• https://github.com/buxu/bug/issues/3 · Note