CVE-2021-3967
HIGH severity · CVSS 8.8 · Improper access control
8.8CVSS HIGH
Summary
Improper Access Control in GitHub repository zulip/zulip prior to 4.10.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/zulip/zulip/commit/d5db254ca8167995a1654d1c45ffc74b2fade39a ↗