In BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.1.1, 12.1.0-12.1.3.6, 11.6.1-11.6.3.2, or 11.5.1-11.5.8, when processing fragmented ClientHello messages in a DTLS session TMM may corrupt memory eventually leading to a crash
Published Mar 13, 2019
7.5
HIGHCVSS 3.0
EPSS 1.38%
Description
In BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.1.1, 12.1.0-12.1.3.6, 11.6.1-11.6.3.2, or 11.5.1-11.5.8, when processing fragmented ClientHello messages in a DTLS session TMM may corrupt memory eventually leading to a crash. Only systems offering DTLS connections via APM are impacted.
Affected products
-
- Version 14.0.0-14.0.0.2, 13.0.0-13.1.1.1, 12.1.0-12.1.3.6, 11.6.1-11.6.3.2, 11.5.1-11.5.8StatusaffectedConstraints-
- 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 (apm) | n/a |
|
- ≥ 11.5.1 · ≤ 11.5.8
- ≥ 11.6.1 · ≤ 11.6.3
- ≥ 12.1.0 · ≤ 12.1.3
- ≥ 13.0.0 · ≤ 13.1.1
- 14.0.0
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 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.38% (0.01376) | 71.04th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.38% (0.01376) | 70.81th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.12% (0.00116) | 45.95th | v3 (v2023.03.01) |
| Jul 10, 2024 | 0.12% (0.00116) | 45.90th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.12% (0.00116) | 43.82th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.84% (0.06837) | 79.65th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.25% (0.02249) | 50.70th | v1 |
| Jan 6, 2022 | 2.25% (0.02249) | 50.20th | v1 |
| Jan 5, 2022 | 0.51% (0.00510) | 29.43th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.51% (0.00510) | 0.00th | v1 |
No CWE recorded.
References (2)
- http://www.securityfocus.com/bid/107403 vdb-entryx_refsource_BIDThird Party Advisory
- https://support.f5.com/csp/article/K97241515 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/107403 | vdb-entryx_refsource_BIDThird Party Advisory | |
| https://support.f5.com/csp/article/K97241515 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.