{"id":"CVE-2023-30800","aliases":["EUVD-2023-35160","GHSA-pmjf-334r-5j9j"],"status":"published","title":"MikroTik RouterOS Web Interface Heap Corruption","description":"The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue. A remote and unauthenticated attacker can corrupt the server's heap memory by sending a crafted HTTP request. As a result, the web interface crashes and is immediately restarted. The issue was fixed in RouterOS 6.49.10 stable. RouterOS version 7 is not affected.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01687,"percentile":0.77217,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-787"],"published":"2023-09-07T15:43:54Z","modified":"2026-06-17T05:55:43Z","exploits":[{"source":"pocgithub","id":"diemaxxing/cve-2023-30800-multithread-doser","title":"diemaxxing/cve-2023-30800-multithread-doser","date":"2024-09-06","url":"https://github.com/diemaxxing/cve-2023-30800-multithread-doser"},{"source":"pocgithub","id":"griffinsectio/CVE-2023-30800_PoC","title":"griffinsectio/CVE-2023-30800_PoC","date":"2024-07-17","url":"https://github.com/griffinsectio/CVE-2023-30800_PoC"},{"source":"pocgithub","id":"griffinsectio/CVE-2023-30800_PoC_go","title":"griffinsectio/CVE-2023-30800_PoC_go","date":"2024-07-22","url":"https://github.com/griffinsectio/CVE-2023-30800_PoC_go"}],"products":[{"vendor":"mikrotik","product":"routeros"}],"references":[{"url":"https://vulncheck.com/advisories/mikrotik-jsproxy-dos","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-30800"},{"url":"https://github.com/advisories/GHSA-pmjf-334r-5j9j"}],"sources":{"cve":[{"id":"CVE-2023-30800","title":"MikroTik RouterOS Web Interface Heap Corruption","description":"The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue. A remote and unauthenticated attacker can corrupt the server's heap memory by sending a crafted HTTP request. As a result, the web interface crashes and is immediately restarted. The issue was fixed in RouterOS 6.49.10 stable. RouterOS version 7 is not affected.","status":"published","published":"2023-09-07T15:43:54.429Z","modified":"2025-11-21T16:14:51.409Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:35:22.640346Z"}],"euvd":[{"id":"EUVD-2023-35160","description":"The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue. A remote and unauthenticated attacker can corrupt the server's heap memory by sending a crafted HTTP request. As a result, the web interface crashes and is immediately restarted. The issue was fixed in RouterOS 6.49.10 stable. RouterOS version 7 is not affected.","status":"published","published":"2023-09-07T15:43:54Z","modified":"2025-11-21T16:14:51Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T19:49:13.665045Z"}],"ghsa":[{"id":"GHSA-pmjf-334r-5j9j","title":"The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue....","description":"The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue. A remote and unauthenticated attacker can corrupt the server's heap memory by sending a crafted HTTP request. As a result, the web interface crashes and is immediately restarted. The issue was fixed in RouterOS 6.49.10 stable. RouterOS version 7 is not affected.","status":"published","published":"2023-09-07T18:30:14Z","modified":"2025-11-21T18:31:30Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:04:54.759819Z"}],"nvd":[{"id":"CVE-2023-30800","description":"The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue. A remote and unauthenticated attacker can corrupt the server's heap memory by sending a crafted HTTP request. As a result, the web interface crashes and is immediately restarted. The issue was fixed in RouterOS 6.49.10 stable. RouterOS version 7 is not affected.","status":"published","published":"2023-09-07T16:15:07.67Z","modified":"2026-06-17T05:55:43.377Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:08:28.268644Z"}]}}