CVE-2018-15728 — HIGH (8.8)

Vulnerability Description

Couchbase Server exposed the '/diag/eval' endpoint which by default is available on TCP/8091 and/or TCP/18091. Authenticated users that have 'Full Admin' role assigned could send arbitrary Erlang code to the 'diag/eval' endpoint of the API and the code would subsequently be executed in the underlying operating system with privileges of the user which was used to start Couchbase. Affects Version: 4.0.0, 4.1.2, 4.5.1, 5.0.0, 4.6.5, 5.0.1, 5.1.1, 5.5.0, 5.5.1. Fix Version: 6.0.0, 5.5.2

CVSS Score

8.8

HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Couchbase	Couchbase Server	-

Related Weaknesses (CWE)

CWE-94

References

http://seclists.org/bugtraq/2018/Aug/49ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/bid/105157Third Party AdvisoryVDB Entry
https://www.couchbase.com/resources/security#SecurityAlerts
http://seclists.org/bugtraq/2018/Aug/49ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/bid/105157Third Party AdvisoryVDB Entry
https://www.couchbase.com/resources/security#SecurityAlerts

FAQ

What is CVE-2018-15728?

CVE-2018-15728 is a vulnerability with a CVSS score of 8.8 (HIGH). Couchbase Server exposed the '/diag/eval' endpoint which by default is available on TCP/8091 and/or TCP/18091. Authenticated users that have 'Full Admin' role assigned could send arbitrary Erlang code...

How severe is CVE-2018-15728?

CVE-2018-15728 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-15728?

Check the references section above for vendor advisories and patch information. Affected products include: Couchbase Couchbase Server.