Cisco Enterprise NFV Infrastructure Software Authentication Bypass Vulnerability
CVE-2021-34746

9.8CRITICAL

Key Information:

Vendor

Cisco
Status
Cisco Enterprise Nfv Infrastructure Software
Vendor
CVE Published:
2 September 2021

Badges

👾 Exploit Exists

What is CVE-2021-34746?

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.

Affected Version(s)

Cisco Enterprise NFV Infrastructure Software

References

https://tools.cisco.com/security/center/content/CiscoSecu...
vendor-advisoryx_refsource_CISCO
https://github.com/orangecertcc/security-research/securit...
x_refsource_MISC

EPSS Score

7% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.