{"id":"CVE-2021-42854","aliases":["EUVD-2021-29809","GHSA-6p9c-r989-4c78"],"status":"published","title":"Directory Traversal Read/Write/Delete at PluginServlet","description":"It was discovered that the SteelCentral AppInternals Dynamic Sampling Agent's (DSA) PluginServlet has directory traversal vulnerabilities at the \"/api/appInternals/1.0/plugin/pmx\" API. The affected endpoint does not have any input validation of the user's input that allows a malicious payload to be injected.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01568,"percentile":0.75553,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-22"],"published":"2022-03-09T16:52:02Z","modified":"2026-06-17T04:10:12Z","products":[{"vendor":"aternity","product":"steelcentral appinternals dynamic sampling agent"},{"vendor":"riverbed","product":"steelcentral_appinternals_dynamic_sampling_agent"}],"references":[{"url":"https://aternity.force.com/customersuccess/s/article/Directory-Traversal-Read-Write-Delete-at-PluginServlet-CVE-2021-42854","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42854"},{"url":"https://github.com/advisories/GHSA-6p9c-r989-4c78"}],"sources":{"cve":[{"id":"CVE-2021-42854","title":"Directory Traversal Read/Write/Delete at PluginServlet","description":"It was discovered that the SteelCentral AppInternals Dynamic Sampling Agent's (DSA) PluginServlet has directory traversal vulnerabilities at the \"/api/appInternals/1.0/plugin/pmx\" API. The affected endpoint does not have any input validation of the user's input that allows a malicious payload to be injected.","status":"published","published":"2022-03-09T16:52:02.819Z","modified":"2024-09-16T17:54:38.635Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:32:58.739039Z"}],"euvd":[{"id":"EUVD-2021-29809","description":"It was discovered that the SteelCentral AppInternals Dynamic Sampling Agent's (DSA) PluginServlet has directory traversal vulnerabilities at the \"/api/appInternals/1.0/plugin/pmx\" API. The affected endpoint does not have any input validation of the user's input that allows a malicious payload to be injected.","status":"published","published":"2022-03-09T16:52:02Z","modified":"2024-09-16T17:54:38Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:55:37.247006Z"}],"ghsa":[{"id":"GHSA-6p9c-r989-4c78","title":"It was discovered that the SteelCentral AppInternals Dynamic Sampling Agent's (DSA) PluginServlet...","description":"It was discovered that the SteelCentral AppInternals Dynamic Sampling Agent's (DSA) PluginServlet has directory traversal vulnerabilities at the \"/api/appInternals/1.0/plugin/pmx\" API. The affected endpoint does not have any input validation of the user's input that allows a malicious payload to be injected.","status":"published","published":"2022-03-11T00:02:27Z","modified":"2023-01-27T05:00:37Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:41:43.230329Z"}],"nvd":[{"id":"CVE-2021-42854","description":"It was discovered that the SteelCentral AppInternals Dynamic Sampling Agent's (DSA) PluginServlet has directory traversal vulnerabilities at the \"/api/appInternals/1.0/plugin/pmx\" API. The affected endpoint does not have any input validation of the user's input that allows a malicious payload to be injected.","status":"published","published":"2022-03-10T17:44:06.84Z","modified":"2026-06-17T04:10:12.66Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-20","CWE-22"],"updated_at":"2026-11-02T14:07:05.198719Z"}]}}