CVE-2017-17743
Improper input sanitization within the restricted administration shell on UCOPIA Wireless Appliance devices before 4.4.20, 5.0.x before 5.0.19, and 5.1.x before 5.1.11 allows authenticated remote attackers to escape the shell and escalate their…
Does this matter?
Lower severity and a low EPSS score (1.09%). Track it; it rarely justifies an emergency change on its own.
Description
Improper input sanitization within the restricted administration shell on UCOPIA Wireless Appliance devices before 4.4.20, 5.0.x before 5.0.19, and 5.1.x before 5.1.11 allows authenticated remote attackers to escape the shell and escalate their privileges by uploading a .bashrc file containing the /bin/sh string. In some situations, authentication can be achieved via the bhu85tgb default password for the admin account.
- CVSS 3.0
- 6.7 MEDIUMCVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.09% probability · 63th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- ucopia/wireless appliance firmware
- Source
- cve@mitre.org
References
- https://securite.intrinsec.com/2018/03/19/cve-2017-17743-ucopia-shell-escape/Exploit, Third Party Advisory
- https://securite.intrinsec.com/2018/03/19/cve-2017-17743-ucopia-shell-escape/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.