Improper Authorization in MongoDB - CVE-2020-7921

Vulnerability identifier: #VU27864

CSH Severity: Low

CVSS v4: 2.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-7921

CWE-ID: CWE-285

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to incorrect serialization of internal state in the authorization subsystem in MongoDB Server. A remote attacker with valid user credentials can bypass IP whitelisting protection mechanism and gain access to the MongoDB server.

MongoDB
openEuler
mongodb
mongodb-help
mongodb-debuginfo
mongodb-debugsource
mongodb-test
mongodb-server

Install updates from vendor's website.

MongoDB - addressed in versions 3.6.18, 4.0.15, 4.2.3, 4.3.3
mongodb - update to 4.0.1-4
mongodb-help - update to 4.0.1-4
mongodb-debuginfo - update to 4.0.1-4
mongodb-debugsource - update to 4.0.1-4
mongodb-test - update to 4.0.1-4
mongodb-server - update to 4.0.1-4

• https://jira.mongodb.org/browse/SERVER-45472

• Authorization bypass in MongoDB Server
• openEuler 20.03 LTS update for mongodb-4.0.1-4