On F5 BIG-IP 13.1.0-13.1.0.5, maliciously crafted HTTP/2 request frames can lead to denial of service
Published May 2, 2018
7.5
HIGHCVSS 3.0
EPSS 3.89%
Description
On F5 BIG-IP 13.1.0-13.1.0.5, maliciously crafted HTTP/2 request frames can lead to denial of service. There is data plane exposure for virtual servers when the HTTP2 profile is enabled. There is no control plane exposure to this issue.
Affected products
- Vendor F5 Networks, Inc. Product BIG-IP (LTM, AAM, AFM, APM, ASM, Link Controller, PEM, WebAccelerator, WebSafe) Defaultn/a
- Version 13.1.0-13.1.0.5StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| F5 Networks, Inc. | BIG-IP (LTM, AAM, AFM, APM, ASM, Link Controller, PEM, WebAccelerator, WebSafe) | n/a |
|
Configuration 1
- ≥ 13.1.0 · ≤ 13.1.0.5
Configuration 2
- ≥ 13.1.0 · ≤ 13.1.0.5
Configuration 3
- ≥ 13.1.0 · ≤ 13.1.0.5
Configuration 4
- ≥ 13.1.0 · ≤ 13.1.0.5
Configuration 5
- ≥ 13.1.0 · ≤ 13.1.0.5
Configuration 6
- ≥ 13.1.0 · ≤ 13.1.0.5
Configuration 7
- ≥ 13.1.0 · ≤ 13.1.0.5
Configuration 8
- ≥ 13.1.0 · ≤ 13.1.0.5
Configuration 9
- ≥ 13.1.0 · ≤ 13.1.0.5
Configuration 10
- ≥ 13.1.0 · ≤ 13.1.0.5
Configuration 11
- ≥ 13.1.0 · ≤ 13.1.0.5
Configuration 12
- ≥ 13.1.0 · ≤ 13.1.0.5
Configuration 13
- ≥ 13.1.0 · ≤ 13.1.0.5
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.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
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 (24 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 3.89% (0.03885) | 89.92th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.02% (0.04016) | 89.20th | v5 (v2026.06.15) |
| Nov 21, 2025 | 2.68% (0.02678) | 85.32th | v4 (v2025.03.14) |
| Nov 18, 2025 | 4.80% (0.04802) | 88.41th | v4 (v2025.03.14) |
| Jul 30, 2025 | 2.68% (0.02678) | 85.25th | v4 (v2025.03.14) |
| Mar 30, 2025 | 4.15% (0.04146) | 87.58th | v4 (v2025.03.14) |
| Mar 29, 2025 | 5.98% (0.05979) | 84.03th | v4 (v2025.03.14) |
| Mar 17, 2025 | 4.15% (0.04146) | 87.89th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.30% (0.00300) | 69.83th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.30% (0.00300) | 68.71th | v3 (v2023.03.01) |
| Dec 20, 2023 | 0.30% (0.00300) | 66.24th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.25% (0.00250) | 61.77th | v3 (v2023.03.01) |
| May 31, 2023 | 0.21% (0.00207) | 57.36th | v3 (v2023.03.01) |
| May 8, 2023 | 0.29% (0.00292) | 64.44th | v3 (v2023.03.01) |
| Apr 26, 2023 | 0.35% (0.00352) | 67.65th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.31% (0.00307) | 65.11th | 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 | 1.04% (0.01036) | 27.56th | v1 |
| Jan 6, 2022 | 1.04% (0.01036) | 26.95th | v1 |
| Sep 1, 2021 | 1.04% (0.01036) | 62.47th | v1 |
| Apr 14, 2021 | 1.04% (0.01036) | 0.00th | v1 |
References (3)
- http://www.securityfocus.com/bid/104097 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040804 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://support.f5.com/csp/article/K45320419 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/104097 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1040804 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://support.f5.com/csp/article/K45320419 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.