{"id":"CVE-2022-25062","aliases":["EUVD-2022-29806","GHSA-rh53-49qm-wr6p"],"status":"published","title":"TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain an integer overflow via the function...","description":"TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain an integer overflow via the function dm_checkString. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.03503,"percentile":0.89326,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-190"],"published":"2022-02-25T19:38:58Z","modified":"2026-07-09T01:17:19Z","exploits":[{"source":"pocgithub","id":"exploitwritter/CVE-2022-25062","title":"exploitwritter/CVE-2022-25062","date":"2022-02-25","url":"https://github.com/exploitwritter/CVE-2022-25062"}],"products":[{"vendor":"tp-link","product":"tl-wr840n_firmware"}],"references":[{"url":"https://east-trowel-102.notion.site/CVE-2021-XXXX-RCE-Integer-Overflow-via-crafted-payload-in-an-DNS-input-field-userDomain-EN-2bc0fafd23224a5a8f86f5f0f9377d3d","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-25062"},{"url":"http://router.com"},{"url":"http://tp-link.com"},{"url":"https://github.com/advisories/GHSA-rh53-49qm-wr6p"}],"sources":{"cve":[{"id":"CVE-2022-25062","description":"TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain an integer overflow via the function dm_checkString. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.","status":"published","published":"2022-02-25T19:38:58Z","modified":"2026-07-09T00:17:30.528Z","updated_at":"2026-11-02T14:34:28.374916Z"}],"euvd":[{"id":"EUVD-2022-29806","description":"TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain an integer overflow via the function dm_checkString. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.","status":"published","published":"2022-02-25T19:38:58Z","modified":"2026-07-09T00:17:30Z","updated_at":"2026-11-02T18:20:08.115071Z"}],"ghsa":[{"id":"GHSA-rh53-49qm-wr6p","title":"TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain an integer overflow via the function...","description":"TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain an integer overflow via the function dm_checkString. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.","status":"published","published":"2022-02-26T00:00:37Z","modified":"2023-02-03T05:06:38Z","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-190"],"updated_at":"2026-11-02T14:53:55.946665Z"}],"nvd":[{"id":"CVE-2022-25062","description":"TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain an integer overflow via the function dm_checkString. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.","status":"published","published":"2022-02-25T20:15:08.603Z","modified":"2026-07-09T01:17:19.083Z","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":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:07:12.711288Z"}]}}