{"id":"CVE-2021-29093","aliases":["EUVD-2021-15734","GHSA-9rmq-v4f7-rgqg"],"status":"published","title":"ArcGIS Server image service and raster analytics security update: use-after-free","description":"A use-after-free vulnerability when parsing a specially crafted file in Esri ArcGIS Server 10.8.1 (and earlier) allows an authenticated attacker with specialized permissions to achieve arbitrary code execution in the context of the service account.","severity":{"version":"3.0","score":6.4,"vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00982,"percentile":0.62576,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2021-03-25T20:32:06Z","modified":"2026-06-17T03:47:17Z","products":[{"vendor":"esri","product":"arcgis server"},{"vendor":"esri","product":"arcgis_server"}],"references":[{"url":"https://www.esri.com/arcgis-blog/products/arcgis-enterprise/administration/security-advisory-server-image","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29093"},{"url":"https://github.com/advisories/GHSA-9rmq-v4f7-rgqg"}],"sources":{"cve":[{"id":"CVE-2021-29093","title":"ArcGIS Server image service and raster analytics security update: use-after-free","description":"A use-after-free vulnerability when parsing a specially crafted file in Esri ArcGIS Server 10.8.1 (and earlier) allows an authenticated attacker with specialized permissions to achieve arbitrary code execution in the context of the service account.","status":"published","published":"2021-03-25T20:32:06.303Z","modified":"2024-09-17T02:01:25.468Z","cvss":[{"version":"3.0","score":6.4,"vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:33:06.658806Z"}],"euvd":[{"id":"EUVD-2021-15734","description":"A use-after-free vulnerability when parsing a specially crafted file in Esri ArcGIS Server 10.8.1 (and earlier) allows an authenticated attacker with specialized permissions to achieve arbitrary code execution in the context of the service account.","status":"published","published":"2021-03-25T20:32:06Z","modified":"2024-09-17T02:01:25Z","cvss":[{"version":"3.0","score":6.4,"vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-03T00:28:44.385816Z"}],"ghsa":[{"id":"GHSA-9rmq-v4f7-rgqg","title":"A use-after-free vulnerability when parsing a specially crafted file in Esri ArcGIS Server 10.8.1...","description":"A use-after-free vulnerability when parsing a specially crafted file in Esri ArcGIS Server 10.8.1 (and earlier) allows an authenticated attacker with specialized permissions to achieve arbitrary code execution in the context of the service account.","status":"published","published":"2022-05-24T17:45:26Z","modified":"2024-02-23T21:30:46Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:55:38.39087Z"}],"nvd":[{"id":"CVE-2021-29093","description":"A use-after-free vulnerability when parsing a specially crafted file in Esri ArcGIS Server 10.8.1 (and earlier) allows an authenticated attacker with specialized permissions to achieve arbitrary code execution in the context of the service account.","status":"published","published":"2021-03-25T21:15:13.167Z","modified":"2026-06-17T03:47:17.087Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"3.0","score":6.4,"vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"2.0","score":6,"vector":"AV:N/AC:M/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:06:51.197859Z"}]}}