Cisco Catalyst PON Series Switches Optical Network Terminal Vulnerabilities
CVE-2021-40112

10CRITICAL

Key Information:

Vendor

Cisco
Status
Cisco Catalyst Pon Series
Vendor
CVE Published:
4 November 2021

Badges

👾 Exploit Exists

What is CVE-2021-40112?

Multiple vulnerabilities in the web-based management interface of the Cisco Catalyst Passive Optical Network (PON) Series Switches Optical Network Terminal (ONT) could allow an unauthenticated, remote attacker to perform the following actions: Log in with a default credential if the Telnet protocol is enabled Perform command injection Modify the configuration For more information about these vulnerabilities, see the Details section of this advisory.

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Affected Version(s)

Cisco Catalyst PON Series

References

https://tools.cisco.com/security/center/content/CiscoSecu...
vendor-advisoryx_refsource_CISCO

CVSS V3.1

Score:
10
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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