{"id":"CVE-2018-25239","aliases":["EUVD-2018-21734","GHSA-gwr9-q5w7-g798"],"status":"published","title":"Smart VPN 1.1.3.0 Denial of Service via Search","description":"Smart VPN 1.1.3.0 contains a denial of service vulnerability that allows local attackers to crash the application by submitting oversized input through the search interface. Attackers can paste a buffer of 2100 characters into the top right search bar to trigger an unhandled exception that crashes the application.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00194,"percentile":0.09139,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-470"],"published":"2026-04-04T13:51:07Z","modified":"2026-07-21T07:10:00Z","products":[{"vendor":"smartvpn","product":"smart vpn"}],"references":[{"url":"https://www.exploit-db.com/exploits/46272","tags":["exploit"]},{"url":"https://www.microsoft.com/store/productId/9NH1G93D4HKR","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/smart-vpn-denial-of-service-via-search","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-25239"},{"url":"https://www.vulncheck.com/advisories/microsoft-smart-vpn-denial-of-service-via-search"},{"url":"https://github.com/advisories/GHSA-gwr9-q5w7-g798"}],"sources":{"cve":[{"id":"CVE-2018-25239","title":"Smart VPN 1.1.3.0 Denial of Service via Search","description":"Smart VPN 1.1.3.0 contains a denial of service vulnerability that allows local attackers to crash the application by submitting oversized input through the search interface. Attackers can paste a buffer of 2100 characters into the top right search bar to trigger an unhandled exception that crashes the application.","status":"published","published":"2026-04-04T13:51:07.117Z","modified":"2026-04-06T16:42:33.379Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-470"],"updated_at":"2026-11-02T14:35:01.952568Z"}],"euvd":[{"id":"EUVD-2018-21734","description":"Smart VPN 1.1.3.0 contains a denial of service vulnerability that allows local attackers to crash the application by submitting oversized input through the search interface. Attackers can paste a buffer of 2100 characters into the top right search bar to trigger an unhandled exception that crashes the application.","status":"published","published":"2026-04-04T13:51:07Z","modified":"2026-04-06T16:42:33Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:25:15.794407Z"}],"ghsa":[{"id":"GHSA-gwr9-q5w7-g798","title":"Microsoft Smart VPN 1.1.3.0 contains a denial of service vulnerability that allows local...","description":"Microsoft Smart VPN 1.1.3.0 contains a denial of service vulnerability that allows local attackers to crash the application by submitting oversized input through the search interface. Attackers can paste a buffer of 2100 characters into the top right search bar to trigger an unhandled exception that crashes the application.","status":"published","published":"2026-04-04T15:30:20Z","modified":"2026-04-04T21:30:27Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-470"],"updated_at":"2026-11-02T15:07:09.038762Z"}],"nvd":[{"id":"CVE-2018-25239","description":"Smart VPN 1.1.3.0 contains a denial of service vulnerability that allows local attackers to crash the application by submitting oversized input through the search interface. Attackers can paste a buffer of 2100 characters into the top right search bar to trigger an unhandled exception that crashes the application.","status":"published","published":"2026-04-04T14:16:19.293Z","modified":"2026-07-21T07:10:00.117Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-470"],"updated_at":"2026-11-02T14:05:01.494136Z"}]}}