{"id":"CVE-2019-11849","aliases":["EUVD-2019-3509","GHSA-pj6q-rg44-52vw"],"status":"published","title":"ALEOS AT API Stack Overflow","description":"A stack overflow vulnerabiltity exists in the AT command APIs of ALEOS before 4.11.0. The vulnerability may allow code execution.","severity":{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00436,"percentile":0.38122,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2020-08-21T18:41:32Z","modified":"2026-06-17T02:13:44Z","products":[{"vendor":"sierrawireless","product":"aleos"}],"references":[{"url":"https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2020-004/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-11849"},{"url":"https://github.com/advisories/GHSA-pj6q-rg44-52vw"}],"sources":{"cve":[{"id":"CVE-2019-11849","title":"ALEOS AT API Stack Overflow","description":"A stack overflow vulnerabiltity exists in the AT command APIs of ALEOS before 4.11.0. The vulnerability may allow code execution.","status":"published","published":"2020-08-21T18:41:32.311Z","modified":"2024-09-16T21:07:58.758Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:20:26.416173Z"}],"euvd":[{"id":"EUVD-2019-3509","description":"A stack overflow vulnerabiltity exists in the AT command APIs of ALEOS before 4.11.0. The vulnerability may allow code execution.","status":"published","published":"2020-08-21T18:41:32Z","modified":"2024-09-16T21:07:58Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-03T00:55:08.067702Z"}],"ghsa":[{"id":"GHSA-pj6q-rg44-52vw","title":"A stack overflow vulnerabiltity exists in the AT command APIs of ALEOS before 4.11.0. The...","description":"A stack overflow vulnerabiltity exists in the AT command APIs of ALEOS before 4.11.0. The vulnerability may allow code execution.","status":"published","published":"2022-05-24T17:26:16Z","modified":"2023-01-29T05:04:13Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:45:29.899073Z"}],"nvd":[{"id":"CVE-2019-11849","description":"A stack overflow vulnerabiltity exists in the AT command APIs of ALEOS before 4.11.0. The vulnerability may allow code execution.","status":"published","published":"2020-08-21T19:15:11.233Z","modified":"2026-06-17T02:13:44.603Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:05:47.558959Z"}]}}