{"id":"CVE-2019-12263","aliases":["EUVD-2019-3905","GHSA-34m3-97v7-926m"],"status":"published","title":"Wind River VxWorks 6.9.4 and vx7 has a Buffer Overflow in the TCP component (issue 4 of 4). There...","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.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.03163,"percentile":0.88085,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119","CWE-362","CWE-787"],"published":"2019-08-09T18:10:00Z","modified":"2026-06-17T02:14:20Z","products":[{"vendor":"belden","product":"garrettcom_magnum_dx940e_firmware"},{"vendor":"belden","product":"hirschmann_hios"},{"vendor":"netapp","product":"e-series_santricity_os_controller"},{"vendor":"siemens","product":"power_meter_9410_firmware"},{"vendor":"siemens","product":"power_meter_9810_firmware"},{"vendor":"siemens","product":"ruggedcom_win7000_firmware"},{"vendor":"siemens","product":"ruggedcom_win7018_firmware"},{"vendor":"siemens","product":"ruggedcom_win7025_firmware"},{"vendor":"siemens","product":"ruggedcom_win7200_firmware"},{"vendor":"siemens","product":"siprotec_5_firmware"},{"vendor":"sonicwall","product":"sonicos"},{"vendor":"windriver","product":"vxworks"}],"references":[{"url":"https://support2.windriver.com/index.php?page=security-notices","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Vendor Advisory"]},{"url":"https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0009","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-632562.pdf","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20190802-0001/","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://www.windriver.com/security/announcements/tcp-ip-network-stack-ipnet-urgent11/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://support2.windriver.com/index.php?page=cve\u0026on=view\u0026id=CVE-2019-12263","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://support.f5.com/csp/article/K41190253","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-189842.pdf","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-352504.pdf","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-12263"},{"url":"https://github.com/advisories/GHSA-34m3-97v7-926m"}],"sources":{"cve":[{"id":"CVE-2019-12263","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.","status":"published","published":"2019-08-09T18:10:00Z","modified":"2024-08-04T23:17:39.559Z","updated_at":"2026-11-02T14:20:23.697579Z"}],"euvd":[{"id":"EUVD-2019-3905","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.","status":"published","published":"2019-08-09T18:10:00Z","modified":"2024-08-04T23:17:39Z","updated_at":"2026-11-03T02:40:46.416719Z"}],"ghsa":[{"id":"GHSA-34m3-97v7-926m","title":"Wind River VxWorks 6.9.4 and vx7 has a Buffer Overflow in the TCP component (issue 4 of 4). There...","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.","status":"published","published":"2022-05-24T16:53:01Z","modified":"2023-01-27T05:02:33Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-119","CWE-362"],"updated_at":"2026-11-02T14:42:04.146384Z"}],"nvd":[{"id":"CVE-2019-12263","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.","status":"published","published":"2019-08-09T19:15:11.233Z","modified":"2026-06-17T02:14:20.06Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-362","CWE-787"],"updated_at":"2026-11-02T14:05:22.878504Z"}]}}