{"id":"CVE-2019-5182","aliases":["EUVD-2019-14787","GHSA-fv5q-8pqq-9g92"],"status":"published","title":"An exploitable stack buffer overflow vulnerability vulnerability exists in the iocheckd service ...","description":"An exploitable stack buffer overflow vulnerability vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 Firmware version 03.02.02(14). An attacker can send a specially crafted packet to trigger the parsing of this cache file.The destination buffer sp+0x440 is overflowed with the call to sprintf() for any type values that are greater than 1024-len(‘/etc/config-tools/config_interfaces interface=X1 state=enabled config-type=‘) in length. A type value of length 0x3d9 will cause the service to crash.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00526,"percentile":0.44809,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2020-03-11T22:09:44Z","modified":"2026-06-17T02:37:16Z","products":[{"vendor":"wago","product":"pfc200_firmware"},{"vendor":"wago","product":"wago pfc200"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2019-0963","tags":["x_refsource_MISC","x_transferred","Exploit","Mitigation","Technical Description","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-5182"},{"url":"https://github.com/advisories/GHSA-fv5q-8pqq-9g92"}],"sources":{"cve":[{"id":"CVE-2019-5182","description":"An exploitable stack buffer overflow vulnerability vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 Firmware version 03.02.02(14). An attacker can send a specially crafted packet to trigger the parsing of this cache file.The destination buffer sp+0x440 is overflowed with the call to sprintf() for any type values that are greater than 1024-len(‘/etc/config-tools/config_interfaces interface=X1 state=enabled config-type=‘) in length. A type value of length 0x3d9 will cause the service to crash.","status":"published","published":"2020-03-11T22:09:44Z","modified":"2024-08-04T19:47:56.628Z","updated_at":"2026-11-02T14:20:18.411291Z"}],"euvd":[{"id":"EUVD-2019-14787","description":"An exploitable stack buffer overflow vulnerability vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 Firmware version 03.02.02(14). An attacker can send a specially crafted packet to trigger the parsing of this cache file.The destination buffer sp+0x440 is overflowed with the call to sprintf() for any type values that are greater than 1024-len(‘/etc/config-tools/config_interfaces interface=X1 state=enabled config-type=‘) in length. A type value of length 0x3d9 will cause the service to crash.","status":"published","published":"2020-03-11T22:09:44Z","modified":"2024-08-04T19:47:56Z","updated_at":"2026-11-03T03:06:53.453369Z"}],"ghsa":[{"id":"GHSA-fv5q-8pqq-9g92","title":"An exploitable stack buffer overflow vulnerability vulnerability exists in the iocheckd service ...","description":"An exploitable stack buffer overflow vulnerability vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 Firmware version 03.02.02(14). An attacker can send a specially crafted packet to trigger the parsing of this cache file.The destination buffer sp+0x440 is overflowed with the call to sprintf() for any type values that are greater than 1024-len(‘/etc/config-tools/config_interfaces interface=X1 state=enabled config-type=‘) in length. A type value of length 0x3d9 will cause the service to crash.","status":"published","published":"2022-05-24T22:28:37Z","modified":"2023-01-30T05:05:16Z","updated_at":"2026-11-02T14:47:13.933319Z"}],"nvd":[{"id":"CVE-2019-5182","description":"An exploitable stack buffer overflow vulnerability vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 Firmware version 03.02.02(14). An attacker can send a specially crafted packet to trigger the parsing of this cache file.The destination buffer sp+0x440 is overflowed with the call to sprintf() for any type values that are greater than 1024-len(‘/etc/config-tools/config_interfaces interface=X1 state=enabled config-type=‘) in length. A type value of length 0x3d9 will cause the service to crash.","status":"published","published":"2020-03-11T23:15:11.84Z","modified":"2026-06-17T02:37:16.45Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:05:45.254119Z"}]}}