WIN-911 2021 Incorrect Default Permissions
Published Feb 24, 2022
7.8
HIGHCVSS 3.1
EPSS 0.21%
Description
WIN-911 2021 R1 and R2 are vulnerable to a permissions misconfiguration that may allow an attacker to locally write files to the Program Announcer directory and elevate permissions whenever the program is executed.
Affected products
-
- Version 2021 R1 5.21.10StatusaffectedConstraints-
- Version 2021 R2 5.21.17StatusaffectedConstraints-
- Version
- 5.21.10
- 5.21.17
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
WIN-911 has released a hotfix that removes write access for the user’s group on the affected directory subfolders. For the hotfix and more information.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
1 other source (CVE.org) ▾
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:L
No CVSS v3.0 score for this CVE.
AV:L/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Apr 16, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.21% (0.00211) | 10.36th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.20% (0.00203) | 10.27th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.05% (0.00052) | 13.33th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.07% (0.00071) | 32.97th | v3 (v2023.03.01) |
| Nov 2, 2023 | 0.07% (0.00065) | 27.36th | v3 (v2023.03.01) |
| Sep 15, 2023 | 0.06% (0.00063) | 25.36th | v3 (v2023.03.01) |
| Mar 29, 2023 | 0.06% (0.00060) | 23.23th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00053) | 19.26th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 25, 2022 | 0.89% (0.00885) | 11.09th | v2 (v2022.01.01) |
References (2)
- https://supportdesk.win911.com/support/solutions/articles/24000074683-win-911-2021-r1-r2-file-permission-vulnerability x_refsource_CONFIRMVendor Advisory
- https://www.cisa.gov/uscert/ics/advisories/icsa-22-053-03 x_refsource_CONFIRMMitigationThird Party AdvisoryUS Government Resource
| Link | Providers | Tags |
|---|---|---|
| https://supportdesk.win911.com/support/solutions/articles/24000074683-win-911-2021-r1-r2-file-permission-vulnerability | x_refsource_CONFIRMVendor Advisory | |
| https://www.cisa.gov/uscert/ics/advisories/icsa-22-053-03 | x_refsource_CONFIRMMitigationThird Party AdvisoryUS Government Resource |
Change history (0)
No recorded changes yet.