CVE-2022-1356
Cambium Networks cnMaestro use of Potentially Dangerous Function
- Published
- Updated
- Reserved
- Assigned by
- icscert
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.
Timeline
ID reserved
By icscert
- 33 days later
· 33 days later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| icscertCNA (assigner) | 3.1 | High7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.27% · top 80% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.1.
Weakness
Affected products
- affected unspecified – < 3.0.3-r32
- affected unspecified – < 2.4.2-r29
- affected unspecified – < 3.0.0-r34
What to do
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.
References (1)
- https://www.cisa.gov/uscert/ics/advisories/icsa-22-132-04 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-1356)Record last updated .