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CVE-2021-40113criticalCWE-284

Cisco Catalyst PON Series Switches Optical Network Terminal Vulnerabilities

48Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 10epss 4.6%
from disclosure to weapon452 days
Published on NVDNov 4
1st PoC+452d
exploitation probability
4.6%top 9% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.