In FreeBSD 12.1-STABLE before r362166, 12.1-RELEASE before p8, 11.4-STABLE before r362167, 11.4-RELEASE before p2, and 11.3-RELEASE before p12, missing length validation code common to mulitple USB network drivers allows a malicious USB device to write beyond the end of an allocated network packet buffer
Published Aug 6, 2020
6.8
MEDIUMCVSS 3.1
EPSS 0.41%
Description
In FreeBSD 12.1-STABLE before r362166, 12.1-RELEASE before p8, 11.4-STABLE before r362167, 11.4-RELEASE before p2, and 11.3-RELEASE before p12, missing length validation code common to mulitple USB network drivers allows a malicious USB device to write beyond the end of an allocated network packet buffer.
Affected products
- Vendor n/a Product FreeBSD Defaultn/a
- Version FreeBSD 12.1-RELEASE before p8, 11.4-RELEASE before p2, 11.3-RELEASE before p12StatusaffectedConstraints-
- 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 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | FreeBSD | n/a |
|
- 11.3
- 11.3
- 11.3
- 11.3
- 11.3
- 11.3
- 11.3
- 11.3
- 11.3
- 11.3
- 11.3
- 11.3
- 11.4
- 11.4
- 12.1
- 12.1
- 12.1
- 12.1
- 12.1
- 12.1
- 12.1
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:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:P/I:P/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 4, 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 (11 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 0.41% (0.00407) | 32.61th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.41% (0.00407) | 34.69th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.08% (0.00077) | 33.69th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.08% (0.00077) | 31.87th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.07% (0.00068) | 27.62th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.40% (0.01404) | 49.02th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.74% (0.02742) | 63.06th | v1 |
| Jan 6, 2022 | 2.74% (0.02742) | 62.72th | v1 |
| Jan 5, 2022 | 0.62% (0.00624) | 46.35th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.62% (0.00624) | 0.00th | v1 |
References (2)
- https://security.FreeBSD.org/advisories/FreeBSD-SA-20:21.usb_net.asc x_refsource_MISCVendor Advisory
- https://security.netapp.com/advisory/ntap-20200821-0005/ x_refsource_CONFIRMThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://security.FreeBSD.org/advisories/FreeBSD-SA-20:21.usb_net.asc | x_refsource_MISCVendor Advisory | |
| https://security.netapp.com/advisory/ntap-20200821-0005/ | x_refsource_CONFIRMThird Party Advisory |
Change history (0)
No recorded changes yet.