CVE-2023-43768

HIGH
Published Mar 27, 2024 Modified Apr 23, 2025 CWE-770

Description

An issue was discovered in Couchbase Server 6.6.x through 7.2.0, before 7.1.5 and 7.2.1. Unauthenticated users may cause memcached to run out of memory via large commands.

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CVSS v3.1 Score

7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-770 CWE-770

Affected Products

Vendor Product
couchbase couchbase_server
couchbase couchbase_server

References

Frequently Asked Questions

What is CVE-2023-43768? +
An issue was discovered in Couchbase Server 6.6.x through 7.2.0, before 7.1.5 and 7.2.1. Unauthenticated users may cause memcached to run out of memory via large commands. It has a CVSS v3.1 base score of 7.5 (HIGH).
How severe is CVE-2023-43768? +
CVE-2023-43768 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2023-43768? +
CVE-2023-43768 affects products from couchbase, specifically: couchbase_server. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2023-43768? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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