{ "dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": { "cveId": "CVE-2021-1461", "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "state": "PUBLISHED", "assignerShortName": "cisco", "dateReserved": "2020-11-13T00:00:00.000Z", "datePublished": "2024-11-18T15:33:06.681Z", "dateUpdated": "2024-11-18T15:53:00.942Z" }, "containers": { "cna": { "title": "Cisco SD-WAN Software Signature Verification Bypass Vulnerability", "metrics": [ { "format": "cvssV3_1", "cvssV3_1": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/RL:X/RC:X/E:X", "baseScore": 4.9, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "NONE" } } ], "descriptions": [ { "lang": "en", "value": "A vulnerability in the Image Signature Verification feature of Cisco SD-WAN Software could allow an authenticated, remote attacker with Administrator-level credentials to install a malicious software patch on an affected device.\r\nThe vulnerability is due to improper verification of digital signatures for patch images. An attacker could exploit this vulnerability by crafting an unsigned software patch to bypass signature checks and loading it on an affected device. A successful exploit could allow the attacker to boot a malicious software patch image.Cisco has released software updates that address the vulnerability described in this advisory. There are no workarounds that address this vulnerability." } ], "references": [ { "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-sigverbypass-gPYXd6Mk", "name": "cisco-sa-sdwan-sigverbypass-gPYXd6Mk" }, { "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-xss-webui-gQLSFyPM", "name": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-xss-webui-gQLSFyPM

This advisory is part of the October 2021 release of the Cisco ASA, FTD, and FMC Security Advisory Bundled publication. For a complete list of the advisories and links to them, see Cisco Event Response: October 2021 Cisco ASA, FMC, and FTD Software Security Advisory Bundled Publication" } ], "exploits": [ { "lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory." } ], "source": { "advisory": "cisco-sa-sdwan-sigverbypass-gPYXd6Mk", "discovery": "INTERNAL", "defects": [ "CSCvs92954" ] }, "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "Improper Verification of Cryptographic Signature", "type": "cwe", "cweId": "CWE-347" } ] } ], "affected": [ { "vendor": "Cisco", "product": "Cisco Catalyst SD-WAN Manager", "versions": [ { "version": "19.2.1", "status": "affected" }, { "version": "18.4.4", "status": "affected" }, { "version": "19.3.0", "status": "affected" }, { "version": "19.2.2", "status": "affected" }, { "version": "19.2.099", "status": "affected" }, { "version": "18.3.6", "status": "affected" }, { "version": "18.3.7", "status": "affected" }, { "version": "19.2.0", "status": "affected" }, { "version": "18.3.8", "status": "affected" }, { "version": "19.0.0", "status": "affected" }, { "version": "19.1.0", "status": "affected" }, { "version": "18.4.302", "status": "affected" }, { "version": "18.4.303", "status": "affected" }, { "version": "19.2.097", "status": "affected" }, { "version": "19.2.098", "status": "affected" }, { "version": "17.2.10", "status": "affected" }, { "version": "18.3.6.1", "status": "affected" }, { "version": "19.0.1a", "status": "affected" }, { "version": "18.2.0", "status": "affected" }, { "version": "18.4.3", "status": "affected" }, { "version": "18.4.1", "status": "affected" }, { "version": "17.2.8", "status": "affected" }, { "version": "18.3.3.1", "status": "affected" }, { "version": "18.4.0", "status": "affected" }, { "version": "18.3.1", "status": "affected" }, { "version": "17.2.6", "status": "affected" }, { "version": "17.2.9", "status": "affected" }, { "version": "18.3.4", "status": "affected" }, { "version": "17.2.5", "status": "affected" }, { "version": "18.3.1.1", "status": "affected" }, { "version": "18.3.5", "status": "affected" }, { "version": "18.4.0.1", "status": "affected" }, { "version": "18.3.3", "status": "affected" }, { "version": "17.2.7", "status": "affected" }, { "version": "17.2.4", "status": "affected" }, { "version": "18.3.0", "status": "affected" }, { "version": "19.2.3", "status": "affected" }, { "version": "19.2.929", "status": "affected" }, { "version": "19.2.31", "status": "affected" }, { "version": "19.2.32", "status": "affected" }, { "version": "19.2.4", "status": "affected" } ], "defaultStatus": "unknown" }, { "vendor": "Cisco", "product": "Cisco SD-WAN vEdge Router", "versions": [ { "version": "18.4.303", "status": "affected" }, { "version": "18.3.7", "status": "affected" }, { "version": "19.3.0", "status": "affected" }, { "version": "18.2.0", "status": "affected" }, { "version": "19.2.099", "status": "affected" }, { "version": "17.2.10", "status": "affected" }, { "version": "18.3.3", "status": "affected" }, { "version": "18.3.6", "status": "affected" }, { "version": "19.0.0", "status": "affected" }, { "version": "17.2.6", "status": "affected" }, { "version": "18.4.0", "status": "affected" }, { "version": "19.1.01", "status": "affected" }, { "version": "19.2.098", "status": "affected" }, { "version": "18.3.1", "status": "affected" }, { "version": "18.4.302", "status": "affected" }, { "version": "19.2.2", "status": "affected" }, { "version": "18.3.5", "status": "affected" }, { "version": "17.2.9", "status": "affected" }, { "version": "19.1.0", "status": "affected" }, { "version": "19.2.097", "status": "affected" }, { "version": "17.2.5", "status": "affected" }, { "version": "17.2.8", "status": "affected" }, { "version": "18.3.8", "status": "affected" }, { "version": "18.3.0", "status": "affected" }, { "version": "18.4.3", "status": "affected" }, { "version": "18.4.4", "status": "affected" }, { "version": "19.2.1", "status": "affected" }, { "version": "17.2.4", "status": "affected" }, { "version": "18.3.4", "status": "affected" }, { "version": "19.0.1a", "status": "affected" }, { "version": "17.2.7", "status": "affected" }, { "version": "18.4.1", "status": "affected" }, { "version": "19.2.0", "status": "affected" }, { "version": "19.2.3", "status": "affected" }, { "version": "19.2.929", "status": "affected" }, { "version": "19.2.31", "status": "affected" }, { "version": "19.2.32", "status": "affected" }, { "version": "19.2.4", "status": "affected" } ], "defaultStatus": "unknown" } ], "providerMetadata": { "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco", "dateUpdated": "2024-11-18T15:33:06.681Z" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2024-11-18T15:52:43.584510Z", "id": "CVE-2021-1461", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-11-18T15:53:00.942Z" } } ] } }