CVE-2021-40112: Multiple vulnerabilities in the web-based management interface of the Cisco Catalyst Passive Optical Network (PON) Series Switches Optical Network Terminal…

PriorityP349high7.5CVSS 3.1

AVNACLPRNUINSUCNIHAN

EPSS

1.39%

68.8th percentile

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.

Affected

7 ranges

Vendor	Product	Version range	Fixed in
cisco	catalyst_pon_series_switches_optical_network_terminal	—	—
cisco	catalyst_pon_switch_cgp-ont-1p_firmware	< 1.1.1.14	1.1.1.14
cisco	catalyst_pon_switch_cgp-ont-4p_firmware	< 1.1.3.17	1.1.3.17
cisco	catalyst_pon_switch_cgp-ont-4pv_firmware	< 1.1.3.17	1.1.3.17
cisco	catalyst_pon_switch_cgp-ont-4pvc_firmware	< 1.1.3.17	1.1.3.17
cisco	catalyst_pon_switch_cgp-ont-4tvcw_firmware	< 1.1.3.17	1.1.3.17
cisco	cisco_catalyst_pon_series	—	—

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N

vendor_cisco10.0CRITICAL

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