CVE-2021-30478
First published: Wed Apr 14 2021(Updated: )
An issue was discovered in Zulip Server before 3.4. A bug in the implementation of the can_forge_sender permission (previously is_api_super_user) resulted in users with this permission being able to send messages appearing as if sent by a system bot, including to other organizations hosted by the same Zulip installation.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Zulip Zulip Server | <3.4 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-30478.
What is the severity of CVE-2021-30478?
The severity of CVE-2021-30478 is medium with a CVSS score of 4.3.
What is the affected software version of CVE-2021-30478?
The affected software version of CVE-2021-30478 is Zulip Server up to version 3.4 (exclusive).
What is the CWE ID of CVE-2021-30478?
The CWE ID of CVE-2021-30478 is CWE-269.
How can I fix CVE-2021-30478?
To fix CVE-2021-30478, update Zulip Server to version 3.4 or higher.
- collector/nvd-index
- agent/weakness
- agent/references
- agent/severity
- agent/author
- agent/description
- agent/tags
- agent/type
- agent/event
- agent/softwarecombine
- agent/first-publish-date
- agent/last-modified-date
- collector/mitre-cve
- source/MITRE
- vendor/zulip
- canonical/zulip zulip server