CVE-2020-18985 Open redirect in n/a
Attackers can redirect users to arbitrary websites via the CalDAV service, potentially facilitating phishing attacks against Zimbra Collaboration users.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-18985?
CVE-2020-18985 is a medium-severity vulnerability in Synacor Zimbra Collaboration Suite, published on 15 Dec 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
An issue in /domain/service/.ewell-known/caldav of Zimbra Collaboration 8.8.12 allows attackers to redirect users to any arbitrary website of their choosing.
Weakness: CWE-601
Which versions are affected by CVE-2020-18985?
It affects 1 product.
Products include Synacor Zimbra Collaboration Suite.
How do I fix CVE-2020-18985?
No fix has been published for CVE-2020-18985 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-18985 being exploited?
There is no known exploitation of CVE-2020-18985 in the wild and no public exploit code.
Other vulnerabilities in Synacor Zimbra Collaboration Suite
- CVE-2024-45519 Synacor Zimbra Collaboration Suite (ZCS) Command Execution
- CVE-2022-41352 Synacor Zimbra Collaboration Suite (ZCS) Arbitrary File Upload
- CVE-2022-37042 Synacor Zimbra Collaboration Suite (ZCS) Authentication Bypass
- CVE-2022-27924 Synacor Zimbra Collaboration Suite (ZCS) Command Injection
- CVE-2020-7796 Synacor Zimbra Collaboration Suite (ZCS) Server-Side Request Forgery
Sources
Also known as GHSA-h95g-226g-7wq6.