Inter-Organizational Message Manipulation in Zulip Server
CVE-2021-30487

2.7LOW

Key Information:

Vendor

Zulip

Status
Zulip Server
Vendor
CVE Published:
15 April 2021

What is CVE-2021-30487?

In Zulip Server versions prior to 3.4, organization administrators could exploit the moving API to relocate messages across streams belonging to different organizations. This raises significant data privacy concerns as it allows unauthorized access to potentially sensitive information, undermining the security of the multi-tenant architecture of Zulip installations.

References

https://blog.zulip.com/2021/04/14/zulip-server-3-4/
x_refsource_MISC

CVSS V3.1

Score:
2.7
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.