CVE-2021-34795
9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD
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.
Affected (5)
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| Before 1.1.1.14 |
| Running on/with | Platform Versions |
|---|---|
Cisco Catalyst Pon Switch Cgp Ont 1p | All versions |
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| Before 1.1.3.17 |
| Running on/with | Platform Versions |
|---|---|
Cisco Catalyst Pon Switch Cgp Ont 4p | All versions |
Configuration C
| Vulnerable Software | Affected Versions |
|---|---|
| Before 1.1.3.17 |
| Running on/with | Platform Versions |
|---|---|
Cisco Catalyst Pon Switch Cgp Ont 4pvc | All versions |
Configuration D
| Vulnerable Software | Affected Versions |
|---|---|
| Before 1.1.3.17 |
| Running on/with | Platform Versions |
|---|---|
Cisco Catalyst Pon Switch Cgp Ont 4tvcw | All versions |
Configuration E
| Vulnerable Software | Affected Versions |
|---|---|
| Before 1.1.3.17 |
| Running on/with | Platform Versions |
|---|---|
Cisco Catalyst Pon Switch Cgp Ont 4pv | All versions |
Related CWEs
CWE-1188
Initialization of a Resource with an Insecure Default
The product initializes or sets a resource with a default that is intended to be changed by the administrator, but the default is not secure.
CWE-284
Improper Access Control
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
References (2)
Source: psirt@cisco.com
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory
Timeline
No history available yet.