PT-2021-21070 · Couchbase · Couchbase Server

Published 2021-09-29 · Updated 2021-10-03 · CVE-2021-35944

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Couchbase Server versions 6.5.x through 7.0.0

Description: A Buffer Overflow issue exists, allowing a specially crafted network packet sent from an attacker to crash memcached.

Recommendations: For versions 6.5.x through 7.0.0, as a temporary workaround, consider restricting access to the memcached service to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2021-35944

Affected Products

Couchbase Server

References · 6

• https://osv.dev/vulnerability/CVE-2021-35944 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-35944 · Security Note
• https://couchbase.com/alerts · Vendor Advisory
• https://docs.couchbase.com/server/current/release-notes/relnotes.html · Vendor Advisory
• https://t.me/cvenotify/21827 · Telegram Post
• https://t.me/cibsecurity/29683 · Telegram Post