Cisco Enterprise NFV Infrastructure Software Authentication Bypass Vulnerability
A vulnerability in the TACACS+ authentication, authorization and accounting (AAA) feature of Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an unauthenticated, remote attacker to bypass authentication and log in to an affected device as an administrator. 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. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2021-34746US | critical9.8 | — | ||
A vulnerability in the TACACS+ authentication, authorization and accounting (AAA) feature of Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an unauthenticated, re… | ||||
Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- Cisco Enterprise NFV Infrastructure Software Authentication Bypass Vulnerabilityself
- Cisco Security Vulnerability Policyexternal
- considering software upgradesexternal
- https://www.cisco.com/c/en/us/products/end-user-license-agreement.htmlexternal
- https://www.cisco.com/c/en/us/support/web/tsd-cisco-worldwide-contacts.htmlexternal
- Cisco Security Advisories pageexternal
Behebungen (1)
- BehobenCisco Enterprise NFV Infrastructure Software
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
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