{"id":"CVE-2026-118603","aliases":["EUVD-2026-112196","GHSA-557m-98q5-chvg"],"status":"published","title":"Alpine iLX-F511 vCard Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability","description":"Alpine iLX-F511 vCard Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Alpine iLX-F511 devices. User interaction is required to exploit this vulnerability in that the target must connect to a malicious Bluetooth device.\n\nThe specific flaw exists within the parsing of vCard data. The issue results from the lack of proper validation of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-29017.","severity":{"version":"3.0","score":8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00237,"percentile":0.14902,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2026-10-28T16:50:07Z","modified":"2026-11-05T17:23:35Z","products":[{"vendor":"alpine","product":"ilx-f511"}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-26-821/","tags":["x_research-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-118603"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-26-821"},{"url":"https://github.com/advisories/GHSA-557m-98q5-chvg"}],"sources":{"cve":[{"id":"CVE-2026-118603","title":"Alpine iLX-F511 vCard Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability","description":"Alpine iLX-F511 vCard Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Alpine iLX-F511 devices. User interaction is required to exploit this vulnerability in that the target must connect to a malicious Bluetooth device.\n\nThe specific flaw exists within the parsing of vCard data. The issue results from the lack of proper validation of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-29017.","status":"published","published":"2026-10-28T16:50:07.173Z","modified":"2026-11-05T17:23:35.751Z","cvss":[{"version":"3.0","score":8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-05T18:54:20.702128Z"}],"euvd":[{"id":"EUVD-2026-112196","description":"Alpine iLX-F511 vCard Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Alpine iLX-F511 devices. User interaction is required to exploit this vulnerability in that the target must connect to a malicious Bluetooth device.\n\nThe specific flaw exists within the parsing of vCard data. The issue results from the lack of proper validation of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-29017.","status":"published","published":"2026-10-28T16:50:07Z","modified":"2026-11-05T17:23:35Z","cvss":[{"version":"3.0","score":8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-05T18:00:57.218327Z"}],"ghsa":[{"id":"GHSA-557m-98q5-chvg","title":"Alpine iLX-F511 vCard Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability....","description":"Alpine iLX-F511 vCard Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Alpine iLX-F511 devices. User interaction is required to exploit this vulnerability in that the target must connect to a malicious Bluetooth device.\n\nThe specific flaw exists within the parsing of vCard data. The issue results from the lack of proper validation of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-29017.","status":"published","published":"2026-10-28T18:32:06Z","modified":"2026-10-28T18:32:07Z","cvss":[{"version":"3.0","score":8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:14:35.861264Z"}],"nvd":[{"id":"CVE-2026-118603","description":"Alpine iLX-F511 vCard Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Alpine iLX-F511 devices. User interaction is required to exploit this vulnerability in that the target must connect to a malicious Bluetooth device.\n\nThe specific flaw exists within the parsing of vCard data. The issue results from the lack of proper validation of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-29017.","status":"published","published":"2026-10-28T17:18:27.323Z","modified":"2026-11-05T18:17:04.74Z","cvss":[{"version":"3.0","score":8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-05T19:56:09.269023Z"}]}}