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CVE-2017-6813

A service provided by Zimbra Collaboration Suite (ZCS) before 8.7.6 fails to require needed...

9.8 Critical

CVE-2017-6813 is a critical vulnerability (CVSS 9.8) in Synacor Zimbra Collaboration Suite, published May 23, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.64%, the 85th percentile. No source names a fixed version.

What does this mean?
Severity
9.8 CriticalCVSS 3.0, NVD
Exploit chance
2.64%EPSS, 85th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

A service provided by Zimbra Collaboration Suite (ZCS) before 8.7.6 fails to require needed privileges before performing a few requested operations.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

2.64%Up 1.8 points since Apr 14, 2021
90%50%10%1%

Affected products

What each source reports

NVD Score used9.8

A service provided by Zimbra Collaboration Suite (ZCS) before 8.7.6 fails to require needed privileges before performing a few requested operations.

Record
CVE-2017-6813
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE ListNo score

A service provided by Zimbra Collaboration Suite (ZCS) before 8.7.6 fails to require needed privileges before performing a few requested operations.

Record
CVE-2017-6813
Updated
2026-11-02
EUVDEUVD-2017-15867No score

A service provided by Zimbra Collaboration Suite (ZCS) before 8.7.6 fails to require needed privileges before performing a few requested operations.

Record
EUVD-2017-15867
Updated
2026-11-03
GitHub AdvisoriesGHSA-6xwc-38p3-q8vc9.8

A service provided by Zimbra Collaboration Suite (ZCS) before 8.7.6 fails to require needed...

A service provided by Zimbra Collaboration Suite (ZCS) before 8.7.6 fails to require needed privileges before performing a few requested operations.

Record
GHSA-6xwc-38p3-q8vc
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSV9.8

A service provided by Zimbra Collaboration Suite (ZCS) before 8.7.6 fails to require needed privileges before performing a few requested operations.

Record
CVE-2017-6813
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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