{"id":"CVE-2019-13484","aliases":["DEBIAN-CVE-2019-13484","DLA-1898-1","EUVD-2019-4949","GHSA-wf6c-3r5q-6h6w","UBUNTU-CVE-2019-13484"],"status":"published","title":"In Xymon through 4.3.28, a buffer overflow exists in the status-log viewer CGI because of \u0026nbsp;...","description":"In Xymon through 4.3.28, a buffer overflow exists in the status-log viewer CGI because of \u0026nbsp; expansion in appfeed.c.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01842,"percentile":0.79163,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2019-08-26T00:00:00Z","modified":"2026-09-21T07:00:09Z","fixes":[{"ecosystem":"Debian:12","package":"xymon","fixed_in":["4.3.29-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"xymon","fixed_in":["4.3.29-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"xymon","fixed_in":["4.3.29-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:20.04:LTS","package":"xymon","fixed_in":["4.3.29-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"xymon","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.29-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"xymon","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.29-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"xymon","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.29-1"}]}]},{"source":"osv","ecosystem":"Debian:8","package":"xymon","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.17-6+deb8u2"}]}],"versions":["4.3.17-6","4.3.17-6+deb8u1"],"bundled":8},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"xymon","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.3.21-1","4.3.21-2","4.3.22~beta-1","4.3.24-1","4.3.24-2","4.3.25-1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"xymon","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.3.28-2","4.3.28-3","4.3.28-3build1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"xymon","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.29-1"}]}]}],"products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"xymon","product":"xymon"}],"references":[{"url":"https://github.com/svn2github/xymon/blob/master/branches/4.3.28/web/appfeed.c","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2019/08/msg00032.html","tags":["x_refsource_CONFIRM","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://lists.xymon.com/archive/2019-July/046570.html","tags":["x_refsource_CONFIRM","x_transferred","Mailing List","Release Notes","Vendor Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-13484"},{"url":"https://github.com/advisories/GHSA-wf6c-3r5q-6h6w"},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-13484","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2019-13484","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-13484","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2019-13484","description":"In Xymon through 4.3.28, a buffer overflow exists in the status-log viewer CGI because of \u0026nbsp; 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