CVE-2021-37471 json
Cradlepoint IBR900-600 devices running versions < 7.21.10 are vulnerable to a restricted shell escape sequence that provides an attacker th…
published 2021-11-07 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-24036
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 68%
- public exploits
- 0
- none known
Summary
Cradlepoint IBR900-600 devices running versions < 7.21.10 are vulnerable to a restricted shell escape sequence that provides an attacker the capability to simultaneously deny availability to the device's NetCloud Manager console, local console and SSH command-line.
Patch / fix
- cradlepoint ibr600c_firmware 7.21.0
- cradlepoint ibr600_firmware 7.21.0
- cradlepoint ibr900_firmware 7.21.0
Exploit prediction
1.20% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- securitybytes.me https://securitybytes.me/posts/cve-2021-37471/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
References
-
securitybytes.me
/posts/cve-2021-37471/
exploit, third-party-advisory
-
cradlepoint.com
/product/endpoints/ibr900/
product, vendor-advisory
Sources
- CVE List CVE-2021-37471
- NVD CVE-2021-37471
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