{"id":"CVE-2019-5171","aliases":["EUVD-2019-14776","GHSA-hvfr-v2x6-hcr4"],"status":"published","title":"An exploitable command injection vulnerability exists in the iocheckd service ‘I/O-Check’...","description":"An exploitable command injection vulnerability exists in the iocheckd service ‘I/O-Check’ function of the WAGO PFC 200 Firmware version 03.02.02(14). An attacker can send specially crafted packet at 0x1ea48 to the extracted hostname value from the xml file that is used as an argument to /etc/config-tools/config_interfaces interface=X1 state=enabled ip-address=\u003ccontents of ip node\u003e using sprintf().","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01389,"percentile":0.72492,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2020-03-11T23:17:48Z","modified":"2026-06-17T02:37:15Z","products":[{"vendor":"wago","product":"pfc200_firmware"},{"vendor":"wago","product":"wago pfc200"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2019-0962","tags":["x_refsource_MISC","x_transferred","Exploit","Technical Description","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-5171"},{"url":"https://github.com/advisories/GHSA-hvfr-v2x6-hcr4"}],"sources":{"cve":[{"id":"CVE-2019-5171","description":"An exploitable command injection vulnerability exists in the iocheckd service ‘I/O-Check’ function of the WAGO PFC 200 Firmware version 03.02.02(14). An attacker can send specially crafted packet at 0x1ea48 to the extracted hostname value from the xml file that is used as an argument to /etc/config-tools/config_interfaces interface=X1 state=enabled ip-address=\u003ccontents of ip node\u003e using sprintf().","status":"published","published":"2020-03-11T23:17:48Z","modified":"2024-08-04T19:47:56.68Z","updated_at":"2026-11-02T14:20:18.411291Z"}],"euvd":[{"id":"EUVD-2019-14776","description":"An exploitable command injection vulnerability exists in the iocheckd service ‘I/O-Check’ function of the WAGO PFC 200 Firmware version 03.02.02(14). An attacker can send specially crafted packet at 0x1ea48 to the extracted hostname value from the xml file that is used as an argument to /etc/config-tools/config_interfaces interface=X1 state=enabled ip-address=\u003ccontents of ip node\u003e using sprintf().","status":"published","published":"2020-03-11T23:17:48Z","modified":"2024-08-04T19:47:56Z","updated_at":"2026-11-03T03:06:53.453369Z"}],"ghsa":[{"id":"GHSA-hvfr-v2x6-hcr4","title":"An exploitable command injection vulnerability exists in the iocheckd service ‘I/O-Check’...","description":"An exploitable command injection vulnerability exists in the iocheckd service ‘I/O-Check’ function of the WAGO PFC 200 Firmware version 03.02.02(14). An attacker can send specially crafted packet at 0x1ea48 to the extracted hostname value from the xml file that is used as an argument to /etc/config-tools/config_interfaces interface=X1 state=enabled ip-address=\u003ccontents of ip node\u003e using sprintf().","status":"published","published":"2022-05-24T22:28:43Z","modified":"2023-01-30T05:05:36Z","updated_at":"2026-11-02T14:47:18.801591Z"}],"nvd":[{"id":"CVE-2019-5171","description":"An exploitable command injection vulnerability exists in the iocheckd service ‘I/O-Check’ function of the WAGO PFC 200 Firmware version 03.02.02(14). An attacker can send specially crafted packet at 0x1ea48 to the extracted hostname value from the xml file that is used as an argument to /etc/config-tools/config_interfaces interface=X1 state=enabled ip-address=\u003ccontents of ip node\u003e using sprintf().","status":"published","published":"2020-03-12T00:15:18.087Z","modified":"2026-06-17T02:37:15.353Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:05:45.254119Z"}]}}