{"id":"CVE-2018-14938","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-14938","generatedAt":"2026-10-28T21:20:59.043Z","title":"There is an integer overflow in the function handle_prism during caplen processing.","description":"An issue was discovered in wifipcap/wifipcap.cpp in TCPFLOW through 1.5.0-alpha. There is an integer overflow in the function handle_prism during caplen processing. If the caplen is less than 144, one can cause an integer overflow in the function handle_80211, which will result in an out-of-bounds read and may allow access to sensitive memory (or a denial of service).","published":"2018-08-05T03:29:00.000Z","lastModified":"2026-06-17T01:41:55.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":9.1,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"},"cwe":["CWE-125","CWE-190"],"affected":["digitalcorpora/tcpflow","canonical/ubuntu linux"],"epss":{"score":0.02753,"percentile":0.8615,"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":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.75%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/simsong/tcpflow/commit/a4e1cd14eb5ccc51ed271b65b3420f7d692c40eb","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/simsong/tcpflow/issues/182","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2020/11/msg00046.html","source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/3955-1/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/simsong/tcpflow/commit/a4e1cd14eb5ccc51ed271b65b3420f7d692c40eb","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/simsong/tcpflow/issues/182","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2020/11/msg00046.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/3955-1/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-14938","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."}