BIG-IP software SYN cookies vulnerability CVE-2022-36795
Published Oct 19, 2022
7.5
HIGHCVSS 3.1
EPSS 0.67%
Description
In BIG-IP versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.1, 15.1.x before 15.1.7, and 14.1.x before 14.1.5.1, when an LTM TCP profile with Auto Receive Window Enabled is configured on a virtual server, undisclosed traffic can cause the virtual server to stop processing new client connections.
Affected products
-
- Version 14.1.xStatusaffectedConstraints<14.1.5.1
- Version 15.1.xStatusaffectedConstraints<15.1.7
- Version 16.1.xStatusaffectedConstraints<16.1.3.1
- Version 17.0.xStatusaffectedConstraints<17.0.0.1
- Version 13.1.0StatusunaffectedConstraints<13.1.x*
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
- ≥ 14.1.0 · < 14.1.5.1
- ≥ 15.1.0 · < 15.1.7
- ≥ 16.1.0 · < 16.1.3.1
- ≥ 17.0.0 · < 17.0.0.1
- ≥ 14.1.0 · < 14.1.5.1
- ≥ 15.1.0 · < 15.1.7
- ≥ 16.1.0 · < 16.1.3.1
- ≥ 17.0.0 · < 17.0.0.1
- ≥ 14.1.0 · < 14.1.5.1
- ≥ 15.1.0 · < 15.1.7
- ≥ 16.1.0 · < 16.1.3.1
- ≥ 17.0.0 · < 17.0.0.1
- ≥ 14.1.0 · < 14.1.5.1
- ≥ 15.1.0 · < 15.1.7
- ≥ 16.1.0 · < 16.1.3.1
- ≥ 17.0.0 · < 17.0.0.1
- ≥ 14.1.0 · < 14.1.5.1
- ≥ 15.1.0 · < 15.1.7
- ≥ 16.1.0 · < 16.1.3.1
- ≥ 17.0.0 · ≤ 17.0.0.1
- ≥ 14.1.0 · < 14.1.5.1
- ≥ 15.1.0 · < 15.1.7
- ≥ 16.1.0 · < 16.1.3.1
- ≥ 17.0.0 · < 17.0.0.1
- ≥ 14.1.0 · < 14.1.5.1
- ≥ 15.1.0 · < 15.1.7
- ≥ 16.1.0 · < 16.1.3.1
- ≥ 17.0.0 · < 17.0.0.1
- ≥ 14.1.0 · < 14.1.5.1
- ≥ 15.1.0 · < 15.1.7
- ≥ 16.1.0 · < 16.1.3.1
- ≥ 17.0.0 · < 17.0.0.1
- ≥ 14.1.0 · < 14.1.5.1
- ≥ 15.1.0 · < 15.1.7
- ≥ 16.1.0 · < 16.1.3.1
- ≥ 17.0.0 · < 17.0.0.1
- ≥ 14.1.0 · < 14.1.5.1
- ≥ 15.1.0 · < 15.1.7
- ≥ 16.1.0 · < 16.1.3.1
- ≥ 17.0.0 · < 17.0.0.1
- ≥ 14.1.0 · < 14.1.5.1
- ≥ 15.1.0 · < 15.1.7
- ≥ 16.1.0 · < 16.1.3.1
- ≥ 17.0.0 · < 17.0.0.1
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1 other source (CVE.org) ▾
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
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 May 8, 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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.67% (0.00670) | 50.21th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.62% (0.00616) | 44.62th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.08% (0.00082) | 21.68th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.09% (0.00089) | 39.93th | v3 (v2023.03.01) |
| May 11, 2024 | 0.09% (0.00089) | 37.87th | v3 (v2023.03.01) |
| Mar 31, 2024 | 0.09% (0.00086) | 35.46th | v3 (v2023.03.01) |
| Oct 26, 2023 | 0.08% (0.00078) | 32.54th | v3 (v2023.03.01) |
| Sep 19, 2023 | 0.06% (0.00055) | 20.98th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00046) | 13.98th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Oct 22, 2022 | 0.89% (0.00885) | 26.71th | v2 (v2022.01.01) |
References (1)
- https://support.f5.com/csp/article/K52494562 MitigationVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://support.f5.com/csp/article/K52494562 | MitigationVendor Advisory |
Change history (0)
No recorded changes yet.