What is CVE-2019-11496?

CVE-2019-11496 is a critical-severity vulnerability in Couchbase Couchbase_server, classified under Missing Authentication for Critical Function. CVSS score: 9.1/10. Published 2019-09-10.

How severe is CVE-2019-11496?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Couchbase Couchbase_server

CVE-2019-11496

In versions of Couchbase Server prior to 5.0, the bucket named "default" was a special bucket that allowed read and write access without authentication. As part of 5.0, the behavior of all buckets including "default" were changed to only a…

Vulnerability class: Broken Authentication

EPSS: 0.014 (69.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Couchbase Couchbase_server
N/a — versions n/a

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2019-11496?: CVE-2019-11496 is a critical-severity vulnerability in Couchbase Couchbase_server, classified under Missing Authentication for Critical Function. CVSS score: 9.1/10. Published 2019-09-10.
How severe is CVE-2019-11496?: Critical severity. CVSS v3 base score is 9.1 out of 10.