Security readout for executives and security teams
This issue lets a user who already has Digi TransPort LR54 “super” CLI access escape the device’s restricted shell and run commands as root. It is not described as unauthenticated. Business risk is highest where these routers are internet-facing, shared-admin, or used for critical connectivity. Exposure appears limited to Digi TransPort LR54 devices running firmware 4.4.0.26 or possibly earlier, where CLI access exists for super-privileged users. Risk increases if management access is reachable from untrusted networks or credentials are broadly shared. Treat as a targeted infrastructure-hardening item, not an internet-wide emergency based on current evidence. Prioritize quickly if LR54 devices support critical connectivity, are remotely administered, or have many privileged users. Mitigation focus: Identify Digi TransPort LR54 devices and firmware versions in production.; Check Digi vendor guidance for fixed firmware or supported mitigation.; Restrict CLI and management access to trusted administrative networks..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2018-20162 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- 20190217 CVE-2018-20162: Digi TransPort LR54 Restricted Shell EscapeCVE reference · mailing-list, x_refsource_BUGTRAQ
- https://blog.hackeriet.no/cve-2018-20162-digi-lr54-restricted-shell-escape/CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
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