CVE-2018-20052

An issue was discovered on Cerner Connectivity Engine (CCE) 4 devices. The user running the main CCE firmware has NOPASSWD sudo privileges to several utilities that could be used to escalate privileges to root. One example is the "sudo ln -s /tmp/script /etc/cron.hourly/script" command.

CVSS v3 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3 : HIGH

V3 Legend

Vector : AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.securifera.com/advisories/cve-2018-20052-20053/	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:cerner:connectivity_engine_4_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:cerner:connectivity_engine_4:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2019-04-25 16:29

Updated : 2019-10-03 00:03

NVD link : CVE-2018-20052

Mitre link : CVE-2018-20052

CVE.ORG link : CVE-2018-20052

JSON object : View

Products Affected

cerner

connectivity_engine_4_firmware
connectivity_engine_4

CWE

CWE-1188

Initialization of a Resource with an Insecure Default

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7.8 /10