Wind River VxWorks 6.9.4 and vx7 has a Buffer Overflow in the TCP component (issue 4 of 4)
Published Aug 9, 2019
8.1
HIGHCVSS 3.1
EPSS 3.17%
Description
Wind River VxWorks 6.9.4 and vx7 has a Buffer Overflow in the TCP component (issue 4 of 4). There is an IPNET security vulnerability: TCP Urgent Pointer state confusion due to race condition.
Affected products
No data.
Configuration 2
- ≥ 5.9.0.0 · ≤ 5.9.0.7
- ≥ 5.9.1.0. · ≤ 5.9.1.12
- ≥ 6.2.0.0 · ≤ 6.2.3.1
- ≥ 6.2.4.0 · ≤ 6.2.4.3
- ≥ 6.2.5.0 · ≤ 6.2.5.3
- ≥ 6.2.6.0 · ≤ 6.2.6.1
- ≥ 6.2.7.0 · ≤ 6.2.7.4
- ≥ 6.2.9.0 · ≤ 6.2.9.2
- ≥ 6.5.0.0 · ≤ 6.5.0.3
- ≥ 6.5.1.0 · ≤ 6.5.1.4
- ≥ 6.5.2.0 · ≤ 6.5.2.3
- ≥ 6.5.3.0 · ≤ 6.5.3.3
- ≥ 6.5.4.0. · ≤ 6.5.4.3
- 6.2.7.0
- 6.2.7.1
- 6.2.7.7
Configuration 3
- < 7.59
Running on/with
- n/a
Configuration 4
- ≥ 8.00 · ≤ 8.40.50.00
Configuration 5
- < 7.91
Running on/with
- n/a
Configuration 6
- < 2.2.1
Running on/with
- n/a
Configuration 7
- n/a
Running on/with
- n/a
Configuration 8
- < bs5.2.461.17
Running on/with
- n/a
Configuration 9
- < bs5.2.461.17
Running on/with
- n/a
Configuration 10
- < bs5.2.461.17
Running on/with
- n/a
Configuration 11
- < bs5.2.461.17
Running on/with
- n/a
Configuration 12
- ≤ 07.0.07
Running on/with
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
Configuration 13
- ≤ 07.5.01
Running on/with
- n/a
- n/a
Configuration 14
- ≤ 07.2.04
Running on/with
- n/a
- n/a
Configuration 15
- ≤ 05.3.06
Running on/with
- n/a
- n/a
- n/a
Configuration 16
- ≤ 1.0.1_y7
Running on/with
- n/a
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:H/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/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 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 (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 3.17% (0.03175) | 87.60th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.16% (0.03163) | 86.29th | v5 (v2026.06.15) |
| Nov 21, 2025 | 1.06% (0.01064) | 77.01th | v4 (v2025.03.14) |
| Nov 18, 2025 | 4.57% (0.04571) | 88.12th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.29% (0.01286) | 78.24th | v4 (v2025.03.14) |
| Dec 17, 2024 | 1.06% (0.01062) | 83.92th | v3 (v2023.03.01) |
| Dec 3, 2023 | 1.81% (0.01810) | 86.75th | v3 (v2023.03.01) |
| Jul 16, 2023 | 1.84% (0.01835) | 86.66th | v3 (v2023.03.01) |
| Jun 30, 2023 | 1.89% (0.01889) | 86.85th | v3 (v2023.03.01) |
| Jun 13, 2023 | 1.84% (0.01838) | 86.53th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.34% (0.01342) | 84.00th | v3 (v2023.03.01) |
| Mar 6, 2023 | 11.58% (0.11583) | 95.06th | v2 (v2022.01.01) |
| Apr 1, 2022 | 11.58% (0.11583) | 94.67th | v2 (v2022.01.01) |
| Feb 4, 2022 | 29.50% (0.29502) | 96.23th | v2 (v2022.01.01) |
| Feb 3, 2022 | 8.66% (0.08659) | 85.81th | v1 |
| Jan 6, 2022 | 8.66% (0.08659) | 85.64th | v1 |
| Sep 1, 2021 | 2.07% (0.02069) | 77.27th | v1 |
| Apr 14, 2021 | 2.07% (0.02069) | 0.00th | v1 |
References (9)
- https://cert-portal.siemens.com/productcert/pdf/ssa-189842.pdf x_refsource_CONFIRMThird Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-352504.pdf x_refsource_CONFIRMThird Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-632562.pdf x_refsource_CONFIRMThird Party Advisory
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0009 x_refsource_CONFIRMThird Party Advisory
- https://security.netapp.com/advisory/ntap-20190802-0001/ x_refsource_CONFIRMThird Party Advisory
- https://support.f5.com/csp/article/K41190253 x_refsource_CONFIRMThird Party Advisory
- https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2019-12263 x_refsource_CONFIRMVendor Advisory
- https://support2.windriver.com/index.php?page=security-notices x_refsource_MISCIssue TrackingVendor Advisory
- https://www.windriver.com/security/announcements/tcp-ip-network-stack-ipnet-urgent11/ x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://cert-portal.siemens.com/productcert/pdf/ssa-189842.pdf | x_refsource_CONFIRMThird Party Advisory | |
| https://cert-portal.siemens.com/productcert/pdf/ssa-352504.pdf | x_refsource_CONFIRMThird Party Advisory | |
| https://cert-portal.siemens.com/productcert/pdf/ssa-632562.pdf | x_refsource_CONFIRMThird Party Advisory | |
| https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0009 | x_refsource_CONFIRMThird Party Advisory | |
| https://security.netapp.com/advisory/ntap-20190802-0001/ | x_refsource_CONFIRMThird Party Advisory | |
| https://support.f5.com/csp/article/K41190253 | x_refsource_CONFIRMThird Party Advisory | |
| https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2019-12263 | x_refsource_CONFIRMVendor Advisory | |
| https://support2.windriver.com/index.php?page=security-notices | x_refsource_MISCIssue TrackingVendor Advisory | |
| https://www.windriver.com/security/announcements/tcp-ip-network-stack-ipnet-urgent11/ | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.