CVE-2022-48571
First published: Tue Aug 22 2023(Updated: )
memcached 1.6.7 allows a Denial of Service via multi-packet uploads in UDP.
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Memcached Memcached | =1.6.7 | |
| debian/memcached | <=1.5.6-1.1 | 1.5.6-1.1+deb10u1 1.6.9+dfsg-1 1.6.18-1 1.6.21-2 |
| ubuntu/memcached | <1.6.8+dfsg-1 | 1.6.8+dfsg-1 |
| ubuntu/memcached | <1.5.6-0ubuntu1.2+ | 1.5.6-0ubuntu1.2+ |
| ubuntu/memcached | <1.5.22-2ubuntu0.3 | 1.5.22-2ubuntu0.3 |
| ubuntu/memcached | <1.4.25-2ubuntu1.5+ | 1.4.25-2ubuntu1.5+ |
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Reference Links
- https://github.com/memcached/memcached/commit/6b319c8c7a29e9c353dec83dc92f01905f6c8966
- https://lists.debian.org/debian-lts-announce/2023/09/msg00004.html
- https://launchpad.net/bugs/cve/CVE-2022-48571
- https://security-tracker.debian.org/tracker/CVE-2022-48571
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-48571
- https://ubuntu.com/security/notices/USN-6382-1
- https://nvd.nist.gov/vuln/detail/CVE-2022-48571
- https://ubuntu.com/security/CVE-2022-48571
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.
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