CVE-2020-9041

Name: CVE-2020-9041
Creator: NVD / NIST
Published: 2020-06-08T16:15:10.353+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.28%

Last modified Jun 17, 2026

CVE-2020-9041 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. In Couchbase Server 6.0.3 and Couchbase Sync Gateway through 2.7.0, the Cluster management, views, query, and full-text search endpoints are vulnerable to the Slowloris denial-of-service attack because they don't more aggressively terminate slow connections.. EPSS estimates a 1.28% chance of exploitation in the next 30 days.

Description

In Couchbase Server 6.0.3 and Couchbase Sync Gateway through 2.7.0, the Cluster management, views, query, and full-text search endpoints are vulnerable to the Slowloris denial-of-service attack because they don't more aggressively terminate slow connections.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

1.28%

66.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-404

Affected Software

Vendor	Product	Versions
Couchbase	Couchbase Server	6.0.3
Couchbase	Sync Gateway	<= 2.7.0

References

https://www.couchbase.com/resources/security#SecurityAlertsVendor Advisory
https://www.couchbase.com/resources/security#SecurityAlertsVendor Advisory

Timeline

Published: Jun 8, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-9041?

How severe is CVE-2020-9041?

CVE-2020-9041 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.28% probability of exploitation in the next 30 days.

How do I fix CVE-2020-9041?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-9041?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST