In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM and Websafe software version 13.0.0, 12.0.0 to 12.1.2 and 11.5.1 to 11.6.1, under limited circumstances connections handled by a Virtual Server with an associated SOCKS profile may not be properly cleaned up, potentially leading to resource starvation
Published Oct 27, 2017
7.5
HIGHCVSS 3.0
EPSS 2.66%
Description
In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM and Websafe software version 13.0.0, 12.0.0 to 12.1.2 and 11.5.1 to 11.6.1, under limited circumstances connections handled by a Virtual Server with an associated SOCKS profile may not be properly cleaned up, potentially leading to resource starvation. Connections may be left in the connection table which then can only be removed by restarting TMM. Over time this may lead to the BIG-IP being unable to process further connections.
Affected products
-
- Version 11.5.1 - 11.6.1StatusaffectedConstraints-
- Version 12.0.0 - 12.1.2StatusaffectedConstraints-
- Version 13.0.0StatusaffectedConstraints-
- 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. | n/a | n/a |
|
Configuration 1
- 11.5.0
- 11.5.1
- 11.5.2
- 11.5.3
- 11.5.4
- 11.5.5
- 11.6.0
- 11.6.1
- 12.0.0
- 12.1.0
- 12.1.1
- 12.1.2
- 13.0.0
Configuration 2
- 11.5.0
- 11.5.1
- 11.5.2
- 11.5.3
- 11.5.4
- 11.5.5
- 11.6.0
- 11.6.1
- 12.0.0
- 12.1.0
- 12.1.1
- 12.1.2
- 13.0.0
Configuration 3
- 11.5.0
- 11.5.1
- 11.5.2
- 11.5.3
- 11.5.4
- 11.5.5
- 11.6.0
- 11.6.1
- 12.0.0
- 12.1.0
- 12.1.1
- 12.1.2
- 13.0.0
Configuration 4
- 11.5.0
- 11.5.1
- 11.5.2
- 11.5.3
- 11.5.4
- 11.5.5
- 11.6.0
- 11.6.1
- 12.0.0
- 12.1.0
- 12.1.1
- 12.1.2
- 13.0.0
Configuration 5
- 11.5.0
- 11.5.1
- 11.5.2
- 11.5.3
- 11.5.4
- 11.5.5
- 11.6.0
- 11.6.1
- 12.0.0
- 12.1.0
- 12.1.1
- 12.1.2
- 13.0.0
Configuration 6
- 11.5.0
- 11.5.1
- 11.5.2
- 11.5.3
- 11.5.4
- 11.5.5
- 11.6.0
- 11.6.1
- 12.0.0
- 12.1.0
- 12.1.1
- 12.1.2
- 13.0.0
Configuration 7
- 11.5.0
- 11.5.1
- 11.5.2
- 11.5.3
- 11.5.4
- 11.5.5
- 11.6.0
- 11.6.1
- 12.0.0
- 12.1.0
- 12.1.1
- 12.1.2
- 13.0.0
Configuration 8
- 1.0.0
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 v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.66% (0.02664) | 85.19th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.66% (0.02664) | 83.70th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.44% (0.02438) | 83.74th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.55% (0.03554) | 79.25th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.44% (0.02438) | 84.07th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.31% (0.00307) | 70.16th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.31% (0.00307) | 69.07th | v3 (v2023.03.01) |
| Jun 16, 2023 | 0.31% (0.00307) | 65.61th | v3 (v2023.03.01) |
| May 8, 2023 | 0.36% (0.00365) | 68.22th | v3 (v2023.03.01) |
| Apr 29, 2023 | 0.52% (0.00516) | 73.27th | v3 (v2023.03.01) |
| Mar 20, 2023 | 0.49% (0.00489) | 72.37th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.71% (0.00715) | 77.47th | 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 | 0.88% (0.00884) | 25.39th | v1 |
| Jan 6, 2022 | 0.88% (0.00884) | 24.77th | v1 |
| Sep 1, 2021 | 0.88% (0.00884) | 59.15th | v1 |
| Apr 14, 2021 | 0.88% (0.00884) | 0.00th | v1 |
References (3)
- http://www.securityfocus.com/bid/101612 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039674 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://support.f5.com/csp/article/K30201296 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/101612 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1039674 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://support.f5.com/csp/article/K30201296 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.