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MEDIUM · 5.3

CVE-2020-8633

An issue was discovered in Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 7. When grantors revoked a shared calendar in Outlook, the calendar stayed mounted and accessible.

Vulnerability Description

An issue was discovered in Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 7. When grantors revoked a shared calendar in Outlook, the calendar stayed mounted and accessible.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
SynacorZimbra Collaboration Suite< 8.8.15

Related Weaknesses (CWE)

CWE-281

References

FAQ

What is CVE-2020-8633?

CVE-2020-8633 is a vulnerability with a CVSS score of 5.3 (MEDIUM). An issue was discovered in Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 7. When grantors revoked a shared calendar in Outlook, the calendar stayed mounted and accessible.

How severe is CVE-2020-8633?

CVE-2020-8633 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-8633?

Check the references section above for vendor advisories and patch information. Affected products include: Synacor Zimbra Collaboration Suite.