CVE-2021-34795
Last modified
CVE-2021-34795 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 1.75% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Catalyst Pon Switch Cgp-Ont-1p Firmware | < 1.1.1.14 |
| Cisco | Catalyst Pon Switch Cgp-Ont-4p Firmware | < 1.1.3.17 |
| Cisco | Catalyst Pon Switch Cgp-Ont-4pvc Firmware | < 1.1.3.17 |
| Cisco | Catalyst Pon Switch Cgp-Ont-4tvcw Firmware | < 1.1.3.17 |
| Cisco | Catalyst Pon Switch Cgp-Ont-4pv Firmware | < 1.1.3.17 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
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