Privilege Escalation in Apache CouchDB

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU16815

Risk: Low

CVSSv4.0: 0 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-17188

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to CouchDB allows runtime-configuration of key components of the database. A CouchDB administrator can gain access to operating system components and execute code on the system with privileges of the CouchDB system user account.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

CouchDB: 2.0.0 - 2.2.0

CPE2.3

• cpe:2.3:a:apache_foundation:couchdb:2.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:couchdb:2.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:couchdb:2.1.1:*:*:*:*:*:*:*

External links

https://blog.couchdb.org/2018/12/17/cve-2018-17188/
https://docs.couchdb.org/en/stable/cve/2018-17188.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.