CVE-2021-34746
Vulnerability from cvelistv5
Published
2021-09-02 03:05
Modified
2024-11-07 22:01
Severity ?
EPSS score ?
Summary
Cisco Enterprise NFV Infrastructure Software Authentication Bypass Vulnerability
References
Impacted products
▼ | Vendor | Product |
---|---|---|
Cisco | Cisco Enterprise NFV Infrastructure Software |
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This vulnerability is due to incomplete validation of user-supplied input that is passed to an authentication script. An attacker could exploit this vulnerability by injecting parameters into an authentication request. 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This vulnerability is due to incomplete validation of user-supplied input that is passed to an authentication script. An attacker could exploit this vulnerability by injecting parameters into an authentication request. 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This vulnerability is due to incomplete validation of user-supplied input that is passed to an authentication script. An attacker could exploit this vulnerability by injecting parameters into an authentication request. A successful exploit could allow the attacker to bypass authentication and log in as an administrator to the affected device.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad en la funci\u00f3n de autenticaci\u00f3n, autorizaci\u00f3n y contabilidad (AAA) de TACACS+ del software de infraestructura NFV de Cisco (NFVIS), podr\u00eda permitir a un atacante remoto no autenticado omitir la autenticaci\u00f3n e iniciar sesi\u00f3n en un dispositivo afectado como administrador. Esta vulnerabilidad es debido a una comprobaci\u00f3n incompleta de la entrada suministrada por el usuario que se pasa a un script de autenticaci\u00f3n. Un atacante podr\u00eda explotar esta vulnerabilidad al inyectar par\u00e1metros en una petici\u00f3n de autenticaci\u00f3n. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante omitir la autenticaci\u00f3n e iniciar sesi\u00f3n como administrador en el dispositivo afectado\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9},{\"source\":\"ykramarz@cisco.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:C/I:C/A:C\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"COMPLETE\",\"integrityImpact\":\"COMPLETE\",\"availabilityImpact\":\"COMPLETE\",\"baseScore\":9.3},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":8.6,\"impactScore\":10.0,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-287\"}]},{\"source\":\"ykramarz@cisco.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-289\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"4.6.1\",\"matchCriteriaId\":\"B0593B05-4708-452B-A274-981D292C347D\"}]}]}],\"references\":[{\"url\":\"https://github.com/orangecertcc/security-research/security/advisories/GHSA-gqx8-c4xr-c664\",\"source\":\"ykramarz@cisco.com\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]},{\"url\":\"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nfvis-g2DMVVh\",\"source\":\"ykramarz@cisco.com\",\"tags\":[\"Vendor Advisory\"]}]}}" } }
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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.