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MEDIUM · 6.7

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 atta...

Vulnerability 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 Score

6.7

MEDIUM

CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
UcopiaWireless Appliance Firmware< 4.4.20
UcopiaWireless Appliance-

Related Weaknesses (CWE)

CWE-287

References

FAQ

What is CVE-2017-17743?

CVE-2017-17743 is a vulnerability with a CVSS score of 6.7 (MEDIUM). 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 atta...

How severe is CVE-2017-17743?

CVE-2017-17743 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-17743?

Check the references section above for vendor advisories and patch information. Affected products include: Ucopia Wireless Appliance Firmware, Ucopia Wireless Appliance.