{"id":"CVE-2018-15542","aliases":["EUVD-2018-7418","GHSA-qqj6-f5mm-g546"],"status":"disputed","title":"** DISPUTED ** An issue was discovered in the org.telegram.messenger application 4.8.11 for...","description":"An issue was discovered in the org.telegram.messenger application 4.8.11 for Android. The Passcode feature allows authentication bypass via runtime manipulation that forces a certain method's return value to true. In other words, an attacker could authenticate with an arbitrary passcode.  NOTE: the vendor indicates that this is not an attack of interest within the context of their threat model, which excludes Android devices on which rooting has occurred","severity":{"version":"3.0","score":6.4,"vector":"CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00343,"percentile":0.28015,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2018-10-09T15:00:00Z","modified":"2026-06-17T01:42:43Z","products":[{"vendor":"telegram","product":"telegram"}],"references":[{"url":"https://gist.github.com/tanprathan/18d0f692a2485acfb5693e2f6dabeb5d","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-15542"},{"url":"https://github.com/advisories/GHSA-qqj6-f5mm-g546"}],"sources":{"cve":[{"id":"CVE-2018-15542","description":"An issue was discovered in the org.telegram.messenger application 4.8.11 for Android. The Passcode feature allows authentication bypass via runtime manipulation that forces a certain method's return value to true. In other words, an attacker could authenticate with an arbitrary passcode.  NOTE: the vendor indicates that this is not an attack of interest within the context of their threat model, which excludes Android devices on which rooting has occurred","status":"disputed","published":"2018-10-09T15:00:00Z","modified":"2024-08-05T09:54:03.611Z","updated_at":"2026-11-02T14:35:03.825765Z"}],"euvd":[{"id":"EUVD-2018-7418","description":"An issue was discovered in the org.telegram.messenger application 4.8.11 for Android. The Passcode feature allows authentication bypass via runtime manipulation that forces a certain method's return value to true. In other words, an attacker could authenticate with an arbitrary passcode.  NOTE: the vendor indicates that this is not an attack of interest within the context of their threat model, which excludes Android devices on which rooting has occurred","status":"published","published":"2018-10-09T15:00:00Z","modified":"2024-08-05T09:54:03Z","updated_at":"2026-11-03T02:39:44.201018Z"}],"ghsa":[{"id":"GHSA-qqj6-f5mm-g546","title":"** DISPUTED ** An issue was discovered in the org.telegram.messenger application 4.8.11 for...","description":"** DISPUTED ** An issue was discovered in the org.telegram.messenger application 4.8.11 for Android. The Passcode feature allows authentication bypass via runtime manipulation that forces a certain method's return value to true. In other words, an attacker could authenticate with an arbitrary passcode.  NOTE: the vendor indicates that this is not an attack of interest within the context of their threat model, which excludes Android devices on which rooting has occurred.","status":"published","published":"2022-05-14T01:56:36Z","modified":"2023-02-02T05:05:02Z","cvss":[{"version":"3.0","score":6.4,"vector":"CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:52:01.039764Z"}],"nvd":[{"id":"CVE-2018-15542","description":"An issue was discovered in the org.telegram.messenger application 4.8.11 for Android. The Passcode feature allows authentication bypass via runtime manipulation that forces a certain method's return value to true. In other words, an attacker could authenticate with an arbitrary passcode.  NOTE: the vendor indicates that this is not an attack of interest within the context of their threat model, which excludes Android devices on which rooting has occurred","status":"disputed","published":"2018-10-09T17:29:01.427Z","modified":"2026-06-17T01:42:43.787Z","cvss":[{"version":"3.0","score":6.4,"vector":"CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:04:44.873741Z"}]}}