CRITICAL
Directory traversal vulnerability in Zimbra Collaboration Suite (aka ZCS) before 8.7.6 allows attackers to have unspecified impact via unknown vectors
Published May 23, 2017
9.8
CRITICALCVSS 3.0
EPSS 3.83%
Description
Directory traversal vulnerability in Zimbra Collaboration Suite (aka ZCS) before 8.7.6 allows attackers to have unspecified impact via unknown vectors.
Affected products
No data.
- ≤ 8.7.5
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.83% 0.03830
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.03830
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 3.83% (0.03830) | 89.77th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.80% (0.03799) | 88.58th | v5 (v2026.06.15) |
| Nov 21, 2025 | 0.75% (0.00754) | 72.43th | v4 (v2025.03.14) |
| Nov 18, 2025 | 2.94% (0.02939) | 85.19th | v4 (v2025.03.14) |
| Oct 12, 2025 | 0.94% (0.00937) | 75.35th | v4 (v2025.03.14) |
| Mar 30, 2025 | 5.01% (0.05007) | 88.72th | v4 (v2025.03.14) |
| Mar 29, 2025 | 8.27% (0.08266) | 86.80th | v4 (v2025.03.14) |
| Mar 17, 2025 | 5.01% (0.05007) | 88.98th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.27% (0.00274) | 68.36th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.27% (0.00274) | 67.13th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.27% (0.00274) | 62.96th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.83% (0.00833) | 24.58th | v1 |
| Jan 6, 2022 | 0.83% (0.00833) | 23.96th | v1 |
| Sep 1, 2021 | 0.83% (0.00833) | 57.50th | v1 |
| Apr 14, 2021 | 0.83% (0.00833) | 0.00th | v1 |
Weaknesses (1)
References (3)
- http://www.securityfocus.com/bid/98090 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://wiki.zimbra.com/wiki/Security_Center x_refsource_CONFIRMVendor Advisory
- https://wiki.zimbra.com/wiki/Zimbra_Releases/8.7.6 x_refsource_CONFIRMRelease Notes
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/98090 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://wiki.zimbra.com/wiki/Security_Center | x_refsource_CONFIRMVendor Advisory | |
| https://wiki.zimbra.com/wiki/Zimbra_Releases/8.7.6 | x_refsource_CONFIRMRelease Notes |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published May 23, 2017
Updated Aug 5, 2024
Reserved Mar 11, 2017
Link CVE-2017-6821
CISA Vulnrichment
Updated n/a