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CVE-2021-40112

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
04/11/2021
Last modified:
07/11/2023

Description

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.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): High
Availability (A): None

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:N/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
Availability (A): None

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:h:cisco:catalyst_pon_switch_cgp-ont-1p:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:catalyst_pon_switch_cgp-ont-1p_firmware:*:*:*:*:*:*:*:* 1.1.1.14 (excluding)
cpe:2.3:h:cisco:catalyst_pon_switch_cgp-ont-4p:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:catalyst_pon_switch_cgp-ont-4p_firmware:*:*:*:*:*:*:*:* 1.1.3.17 (excluding)
cpe:2.3:h:cisco:catalyst_pon_switch_cgp-ont-4pvc:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:catalyst_pon_switch_cgp-ont-4pvc_firmware:*:*:*:*:*:*:*:* 1.1.3.17 (excluding)
cpe:2.3:h:cisco:catalyst_pon_switch_cgp-ont-4tvcw:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:catalyst_pon_switch_cgp-ont-4tvcw_firmware:*:*:*:*:*:*:*:* 1.1.3.17 (excluding)
cpe:2.3:h:cisco:catalyst_pon_switch_cgp-ont-4pv:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:catalyst_pon_switch_cgp-ont-4pv_firmware:*:*:*:*:*:*:*:* 1.1.3.17 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools