CVE-2022-20773
Vulnerability from cvelistv5
Published
2022-04-21 18:55
Modified
2024-11-06 16:21
Severity ?
EPSS score ?
Summary
Cisco Umbrella Virtual Appliance Static SSH Host Key Vulnerability
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
▼ | Cisco | Cisco Umbrella Insights Virtual Appliance |
Version: n/a |
|
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This vulnerability is due to the presence of a static SSH host key. An attacker could exploit this vulnerability by performing a man-in-the-middle attack on an SSH connection to the Umbrella VA. A successful exploit could allow the attacker to learn the administrator credentials, change configurations, or reload the VA. Note: SSH is not enabled by default on the Umbrella VA." } ], "exploits": [ { "lang": "en", "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-321", "description": "CWE-321", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2022-04-21T18:55:16", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco" }, "references": [ { "name": "20220420 Cisco Umbrella Virtual Appliance Static SSH Host Key Vulnerability", "tags": [ "vendor-advisory", "x_refsource_CISCO" ], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-uva-static-key-6RQTRs4c" } ], "source": { "advisory": "cisco-sa-uva-static-key-6RQTRs4c", "defect": [ [ "CSCwa11399" ] ], "discovery": "INTERNAL" }, "title": "Cisco Umbrella Virtual Appliance Static SSH Host Key Vulnerability", "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "psirt@cisco.com", "DATE_PUBLIC": "2022-04-20T16:00:00", "ID": "CVE-2022-20773", "STATE": "PUBLIC", "TITLE": "Cisco Umbrella Virtual Appliance Static SSH Host Key Vulnerability" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Cisco Umbrella Insights Virtual Appliance", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "Cisco" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A vulnerability in the key-based SSH authentication mechanism of Cisco Umbrella Virtual Appliance (VA) could allow an unauthenticated, remote attacker to impersonate a VA. 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Note: SSH is not enabled by default on the Umbrella VA." } ] }, "exploit": [ { "lang": "en", "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory." } ], "impact": { "cvss": { "baseScore": "7.5", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.0" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-321" } ] } ] }, "references": { "reference_data": [ { "name": "20220420 Cisco Umbrella Virtual Appliance Static SSH Host Key Vulnerability", "refsource": "CISCO", "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-uva-static-key-6RQTRs4c" } ] }, "source": { "advisory": "cisco-sa-uva-static-key-6RQTRs4c", "defect": [ [ "CSCwa11399" ] ], "discovery": "INTERNAL" } } } }, "cveMetadata": { "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2022-20773", "datePublished": "2022-04-21T18:55:16.531148Z", "dateReserved": "2021-11-02T00:00:00", "dateUpdated": "2024-11-06T16:21:29.682Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2022-20773\",\"sourceIdentifier\":\"ykramarz@cisco.com\",\"published\":\"2022-04-21T19:15:08.290\",\"lastModified\":\"2024-11-21T06:43:31.690\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability in the key-based SSH authentication mechanism of Cisco Umbrella Virtual Appliance (VA) could allow an unauthenticated, remote attacker to impersonate a VA. 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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.