{"id":"CVE-2021-1484","aliases":["EUVD-2021-6951","GHSA-4c63-9j96-375q"],"status":"published","title":"Cisco SD-WAN vManage Command Injection Vulnerability","description":"A vulnerability in the web UI of Cisco\u0026nbsp;SD-WAN vManage Software could allow an authenticated, remote attacker to inject arbitrary commands on an affected system and cause a denial of service (DoS) condition.\r\nThis vulnerability is due to improper input validation of user-supplied input to the device template configuration. An attacker could exploit this vulnerability by submitting crafted input to the device template configuration. A successful exploit could allow the attacker to cause a DoS condition on the affected system.Cisco\u0026nbsp;has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/RL:X/RC:X/E:X","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01243,"percentile":0.69457,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-88"],"published":"2024-11-15T16:26:12Z","modified":"2026-06-17T03:31:53Z","products":[{"vendor":"cisco","product":"catalyst_sd-wan_manager"},{"vendor":"cisco","product":"cisco catalyst sd-wan manager"}],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vman-cmdinj-nRHKgfHX","tags":["Vendor Advisory"]},{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmanage-info-disclos-gGvm9Mfu","tags":["Not Applicable"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-1484"},{"url":"https://github.com/advisories/GHSA-4c63-9j96-375q"}],"sources":{"cve":[{"id":"CVE-2021-1484","title":"Cisco SD-WAN vManage Command Injection Vulnerability","description":"A vulnerability in the web UI of Cisco\u0026nbsp;SD-WAN vManage Software could allow an authenticated, remote attacker to inject arbitrary commands on an affected system and cause a denial of service (DoS) condition.\r\nThis vulnerability is due to improper input validation of user-supplied input to the device template configuration. An attacker could exploit this vulnerability by submitting crafted input to the device template configuration. A successful exploit could allow the attacker to cause a DoS condition on the affected system.Cisco\u0026nbsp;has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.","status":"published","published":"2024-11-15T16:26:12.341Z","modified":"2024-11-15T17:59:14.156Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/RL:X/RC:X/E:X","level":"medium","assessor":"cna"}],"cwes":["CWE-88"],"updated_at":"2026-11-02T14:33:08.045407Z"}],"euvd":[{"id":"EUVD-2021-6951","description":"A vulnerability in the web UI of Cisco\u0026nbsp;SD-WAN vManage Software could allow an authenticated, remote attacker to inject arbitrary commands on an affected system and cause a denial of service (DoS) condition.\r\nThis vulnerability is due to improper input validation of user-supplied input to the device template configuration. An attacker could exploit this vulnerability by submitting crafted input to the device template configuration. A successful exploit could allow the attacker to cause a DoS condition on the affected system.Cisco\u0026nbsp;has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.","status":"published","published":"2024-11-15T16:26:12Z","modified":"2024-11-15T17:59:14Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/RL:X/RC:X/E:X","level":"medium"}],"updated_at":"2026-11-03T00:04:58.20762Z"}],"ghsa":[{"id":"GHSA-4c63-9j96-375q","title":"A vulnerability in the web UI of Cisco\u0026nbsp;SD-WAN vManage Software could allow an authenticated,...","description":"A vulnerability in the web UI of Cisco\u0026nbsp;SD-WAN vManage Software could allow an authenticated, remote attacker to inject arbitrary commands on an affected system and cause a denial of service (DoS) condition.\nThis vulnerability is due to improper input validation of user-supplied input to the device template configuration. An attacker could exploit this vulnerability by submitting crafted input to the device template configuration. A successful exploit could allow the attacker to cause a DoS condition on the affected system.Cisco\u0026nbsp;has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.","status":"published","published":"2024-11-15T18:30:51Z","modified":"2024-11-15T18:30:58Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-88"],"updated_at":"2026-11-02T14:58:51.371243Z"}],"nvd":[{"id":"CVE-2021-1484","description":"A vulnerability in the web UI of Cisco\u0026nbsp;SD-WAN vManage Software could allow an authenticated, remote attacker to inject arbitrary commands on an affected system and cause a denial of service (DoS) condition.\r\nThis vulnerability is due to improper input validation of user-supplied input to the device template configuration. An attacker could exploit this vulnerability by submitting crafted input to the device template configuration. A successful exploit could allow the attacker to cause a DoS condition on the affected system.Cisco\u0026nbsp;has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.","status":"published","published":"2024-11-15T17:15:08.983Z","modified":"2026-06-17T03:31:53.07Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-88"],"updated_at":"2026-11-02T14:07:08.629518Z"}]}}