CVE-2017-8340
Open-Xchange GmbH OX App Suite 7.8.3 and earlier is affected by: Incorrect Access Control.
Open-Xchange GmbH OX App Suite 7.8.3 and earlier is affected by: Incorrect Access Control.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Open-Xchange GmbH OX App Suite 7.8.3 and earlier is affected by: Incorrect Access Control.
- Record
CVE-2017-8340- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-284
- Updated
- 2026-11-02
CVE List No score
Open-Xchange GmbH OX App Suite 7.8.3 and earlier is affected by: Incorrect Access Control.
- Record
CVE-2017-8340- Updated
- 2026-11-02
EUVDEUVD-2017-17301 No score
Open-Xchange GmbH OX App Suite 7.8.3 and earlier is affected by: Incorrect Access Control.
- Record
EUVD-2017-17301- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fq22-mvgh-649f
Open-Xchange GmbH OX App Suite 7.8.3 and earlier is affected by: Incorrect Access Control.
Open-Xchange GmbH OX App Suite 7.8.3 and earlier is affected by: Incorrect Access Control.
- Record
GHSA-fq22-mvgh-649f- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-284
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-8340 is a high vulnerability (CVSS 8.8) in Open-xchange Appsuite, published May 22, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.03%, the 63rd percentile. No source names a fixed version.