{"id":"CVE-2021-34564","aliases":["EUVD-2021-21214","GHSA-g9mc-4fcm-jrr6"],"status":"published","title":"In WirelessHART-Gateway versions 3.0.9 a vulnerability allows to read and write sensitive data in a cookie","description":"Any cookie-stealing vulnerabilities within the application or browser would enable an attacker to steal the user's credentials to the PEPPERL+FUCHS WirelessHART-Gateway 3.0.9.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00154,"percentile":0.04589,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-315"],"published":"2021-08-31T10:32:59Z","modified":"2026-06-17T03:56:08Z","products":[{"vendor":"pepperl-fuchs","product":"wha-gw-f2d2-0-as-_z2-eth.eip_firmware"},{"vendor":"pepperl-fuchs","product":"wha-gw-f2d2-0-as-z2-eth_firmware"},{"vendor":"phoenix contact","product":"wha-gw-f2d2-0-as- z2-eth"},{"vendor":"phoenix contact","product":"wha-gw-f2d2-0-as- z2-eth.eip"}],"references":[{"url":"https://cert.vde.com/en-us/advisories/vde-2021-027","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-34564"},{"url":"https://github.com/advisories/GHSA-g9mc-4fcm-jrr6"}],"sources":{"cve":[{"id":"CVE-2021-34564","title":"In WirelessHART-Gateway versions 3.0.9 a vulnerability allows to read and write sensitive data in a cookie","description":"Any cookie-stealing vulnerabilities within the application or browser would enable an attacker to steal the user's credentials to the PEPPERL+FUCHS WirelessHART-Gateway 3.0.9.","status":"published","published":"2021-08-31T10:32:59.626Z","modified":"2024-09-17T02:27:43.392Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-315"],"updated_at":"2026-11-02T14:33:11.244759Z"}],"euvd":[{"id":"EUVD-2021-21214","description":"Any cookie-stealing vulnerabilities within the application or browser would enable an attacker to steal the user's credentials to the PEPPERL+FUCHS WirelessHART-Gateway 3.0.9.","status":"published","published":"2021-08-31T10:32:59Z","modified":"2024-09-17T02:27:43Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T00:28:39.983112Z"}],"ghsa":[{"id":"GHSA-g9mc-4fcm-jrr6","title":"Any cookie-stealing vulnerabilities within the application or browser would enable an attacker to...","description":"Any cookie-stealing vulnerabilities within the application or browser would enable an attacker to steal the user's credentials to the PEPPERL+FUCHS WirelessHART-Gateway 3.0.9.","status":"published","published":"2022-05-24T19:12:38Z","modified":"2023-01-30T05:01:48Z","cwes":["CWE-315"],"updated_at":"2026-11-02T14:46:29.327755Z"}],"nvd":[{"id":"CVE-2021-34564","description":"Any cookie-stealing vulnerabilities within the application or browser would enable an attacker to steal the user's credentials to the PEPPERL+FUCHS WirelessHART-Gateway 3.0.9.","status":"published","published":"2021-08-31T11:15:07.647Z","modified":"2026-06-17T03:56:08.02Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-315"],"updated_at":"2026-11-02T14:06:57.67549Z"}]}}