CVE-2022-1356

Cambium Networks cnMaestro use of Potentially Dangerous Function

Description

cnMaestro is vulnerable to a local privilege escalation. By default, a user does not have root privileges. However, a user can run scripts as sudo, which could allow an attacker to gain root privileges when running user scripts outside allowed commands.

Remediation

Solution:

  • Cambium Networks recommends affected users apply one of the following upgrade packages: 3.0.3-r32 2.4.2-r29 3.0.0-r34 The security patches are available from Cambium Networks support (login required). For users of cnMaestro Cloud, these vulnerabilities have been patched by Cambium Networks and no further action is required.

Category

7.1
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.03%
Third-Party Advisory cisa.gov
Affected: Cambium Networks cnMaestro
Published at:
Updated at:

References

Link Tags
https://www.cisa.gov/uscert/ics/advisories/icsa-22-132-04 third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2022-1356?
CVE-2022-1356 has been scored as a high severity vulnerability.
How to fix CVE-2022-1356?
To fix CVE-2022-1356: Cambium Networks recommends affected users apply one of the following upgrade packages: 3.0.3-r32 2.4.2-r29 3.0.0-r34 The security patches are available from Cambium Networks support (login required). For users of cnMaestro Cloud, these vulnerabilities have been patched by Cambium Networks and no further action is required.
Is CVE-2022-1356 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-1356 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-1356?
CVE-2022-1356 affects Cambium Networks cnMaestro.
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