CVE-2023-46852 Memory corruption in n/a
A buffer overflow in Memcached proxy mode allows attackers to execute arbitrary code or cause denial of service via crafted multiget requests.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-46852?
CVE-2023-46852 is a high-severity memory corruption vulnerability in n/a, published on 27 Oct 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In Memcached before 1.6.22, a buffer overflow exists when processing multiget requests in proxy mode, if there are many spaces after the "get" substring.
Weakness: CWE-120
Which versions are affected by CVE-2023-46852?
1 open source package ship an affected version, including memcached. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
memcached Bitnami | All versions | 1.6.22 |
Products include Memcached Memcached.
How do I fix CVE-2023-46852?
Upgrade memcached to 1.6.22 or later.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-46852 being exploited?
There is no known exploitation of CVE-2023-46852 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as AZL-31716, AZL-34976, BIT-memcached-2023-46852, DEBIAN-CVE-2023-46852, GHSA-47qj-rqv2-98f2, UBUNTU-CVE-2023-46852.