{"id":"CVE-2019-12260","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-12260","generatedAt":"2026-10-28T22:44:02.294Z","title":"Wind River VxWorks 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 2 of 4).","description":"Wind River VxWorks 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 2 of 4). This is an IPNET security vulnerability: TCP Urgent Pointer state confusion caused by a malformed TCP AO option.","published":"2019-08-09T21:15:11.000Z","lastModified":"2026-06-17T02:14:20.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-120"],"affected":["windriver/vxworks","sonicwall/sonicos","siemens/siprotec 5 firmware","netapp/e-series santricity os controller","siemens/power meter 9410 firmware","siemens/power meter 9810 firmware","siemens/ruggedcom win7000 firmware","siemens/ruggedcom win7018 firmware","siemens/ruggedcom win7025 firmware","siemens/ruggedcom win7200 firmware","oracle/communications eagle","belden/hirschmann hios","belden/garrettcom magnum dx940e firmware"],"epss":{"score":0.2325,"percentile":0.97761,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 23.3%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-189842.pdf","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-352504.pdf","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-632562.pdf","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0009","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://security.netapp.com/advisory/ntap-20190802-0001/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://support.f5.com/csp/article/K41190253","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2019-12260","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://support2.windriver.com/index.php?page=security-notices","tags":["Issue Tracking","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://www.oracle.com//security-alerts/cpujul2021.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.oracle.com/security-alerts/cpuoct2020.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.windriver.com/security/announcements/tcp-ip-network-stack-ipnet-urgent11/","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-189842.pdf","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-352504.pdf","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-632562.pdf","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0009","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20190802-0001/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.f5.com/csp/article/K41190253","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2019-12260","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support2.windriver.com/index.php?page=security-notices","tags":["Issue Tracking","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.oracle.com//security-alerts/cpujul2021.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.oracle.com/security-alerts/cpuoct2020.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.windriver.com/security/announcements/tcp-ip-network-stack-ipnet-urgent11/","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-12260","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}