CVE-2022-48571: High severity Memcached Memcached vulnerability
memcached 1.6.7 allows a Denial of Service via multi-packet uploads in UDP.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
ubuntu/memcachedto a version that resolves this vulnerability.Fixed in 1.6.8+dfsg-1 - Upgrade
Upgrade
ubuntu/memcachedto a version that resolves this vulnerability.Fixed in 1.5.6-0ubuntu1.2+ - Upgrade
Upgrade
ubuntu/memcachedto a version that resolves this vulnerability.Fixed in 1.5.22-2ubuntu0.3 - Upgrade
Upgrade
ubuntu/memcachedto a version that resolves this vulnerability.Fixed in 1.4.25-2ubuntu1.5+ - Upgrade
Upgrade
debian/memcachedto a version that resolves this vulnerability.Fixed in 1.6.18-1Fixed in 1.6.18-1+deb12u1Fixed in 1.6.38-1Fixed in 1.6.45-1 - Upgrade
Upgrade
debian/memcachedto a version that resolves this vulnerability.Fixed in 1.6.8+dfsg-1
Event History
Frequently Asked Questions
What is CVE-2022-48571?
CVE-2022-48571 is a vulnerability in memcached 1.6.7 that allows a Denial of Service via multi-packet uploads in UDP.
How can the CVE-2022-48571 vulnerability be exploited?
The CVE-2022-48571 vulnerability can be exploited by an attacker sending specially crafted multi-packet uploads in UDP to the affected memcached server, causing it to crash and become unresponsive.
What is the severity of CVE-2022-48571?
CVE-2022-48571 has a severity rating of high, with a severity value of 7.5.
Which versions of memcached are affected by CVE-2022-48571?
The vulnerability affects only memcached version 1.6.7.
How can I fix the CVE-2022-48571 vulnerability?
To fix the CVE-2022-48571 vulnerability, update memcached to a version that includes the fix, such as 1.6.9+dfsg-1 or 1.6.18-1.