fkie_cve-2021-22955
Vulnerability from fkie_nvd
Published
2021-12-07 14:15
Modified
2024-11-21 05:51
Severity ?
Summary
A unauthenticated denial of service vulnerability exists in Citrix ADC <13.0-83.27, <12.1-63.22 and 11.1-65.23 when configured as a VPN (Gateway) or AAA virtual server could allow an attacker to cause a temporary disruption of the Management GUI, Nitro API, and RPC communication.
References
▼ | URL | Tags | |
---|---|---|---|
support@hackerone.com | https://support.citrix.com/article/CTX330728 | Vendor Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://support.citrix.com/article/CTX330728 | Vendor Advisory |
Impacted products
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "609476CC-EB28-4FC2-8035-1C8A0F6F5573", "versionEndIncluding": "11.1-65.23", "vulnerable": true }, { "criteria": "cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "C076C750-AC7C-48DD-86B2-EB69FA14467F", "versionEndExcluding": "12.1-63.22", "versionStartIncluding": "12.1", "vulnerable": true }, { "criteria": "cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "C2F3ACE6-B0F6-4E27-9DD8-EFEC98A7ACB4", "versionEndExcluding": "13.0-83.27", "versionStartIncluding": "13.0", "vulnerable": true } ], "negate": false, "operator": "OR" }, { "cpeMatch": [ { "criteria": "cpe:2.3:h:citrix:application_delivery_controller:-:*:*:*:*:*:*:*", "matchCriteriaId": "80E69E10-6F40-4FE4-9D84-F6C25EAB79D8", "vulnerable": false } ], "negate": false, "operator": "OR" } ], "operator": "AND" }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:citrix:gateway:*:*:*:*:*:*:*:*", "matchCriteriaId": "7C7C2760-C923-4D70-B9BA-9905CBD7A72C", "versionEndExcluding": "11.1-65.23", "vulnerable": true }, { "criteria": "cpe:2.3:a:citrix:gateway:*:*:*:*:*:*:*:*", "matchCriteriaId": "FEC9E148-82D8-4032-9E30-3A40362FEF29", "versionEndExcluding": "12.1-63.22", "versionStartIncluding": "12.1", "vulnerable": true }, { "criteria": "cpe:2.3:a:citrix:gateway:*:*:*:*:*:*:*:*", "matchCriteriaId": "0FA42F00-61CF-44DB-9C16-C3EDD3960548", "versionEndExcluding": "13.0-83.27", "versionStartIncluding": "13.0", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "A unauthenticated denial of service vulnerability exists in Citrix ADC \u003c13.0-83.27, \u003c12.1-63.22 and 11.1-65.23 when configured as a VPN (Gateway) or AAA virtual server could allow an attacker to cause a temporary disruption of the Management GUI, Nitro API, and RPC communication." }, { "lang": "es", "value": "Se presenta una vulnerabilidad de denegaci\u00f3n de servicio no autenticada en Citrix ADC versiones anteriores a 13.0-83.27, versiones anteriores a 12.1-63.22 y 11.1-65.23 que, cuando es configurado como servidor virtual VPN (Gateway) o AAA, podr\u00eda permitir a un atacante causar una interrupci\u00f3n temporal de la GUI de administraci\u00f3n, la API Nitro y la comunicaci\u00f3n RPC" } ], "id": "CVE-2021-22955", "lastModified": "2024-11-21T05:51:00.833", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0" }, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false } ], "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2021-12-07T14:15:08.890", "references": [ { "source": "support@hackerone.com", "tags": [ "Vendor Advisory" ], "url": "https://support.citrix.com/article/CTX330728" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "https://support.citrix.com/article/CTX330728" } ], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-400" } ], "source": "support@hackerone.com", "type": "Secondary" }, { "description": [ { "lang": "en", "value": "CWE-400" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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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.