CVE-2017-6813
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.
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
What each source reports
NVD Score used
9.8
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 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No 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-2017-15867 No 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-q8vc
9.8
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 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSV
9.8
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 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
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 2.57%, the 85th percentile. No source names a fixed version.