CVE-2018-3767 Denial of Service in memjs
An attacker can cause a denial of service and uninitialized memory usage in the memjs library by sending typed input.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-3767?
CVE-2018-3767 is a critical denial of service vulnerability in https://github.com/memcachier memjs, published on 5 Jul 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
`memjs` versions <= 1.1.0 allocates and stores buffers on typed input, resulting in DoS and uninitialized memory usage.
Weakness: CWE-400
Which versions are affected by CVE-2018-3767?
2 open source packages ship an affected version, including memjs. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
memjs npm | All versions to 1.2.0 | None |
memjs npm | All versions to 1.2.0 | None |
Products include Memcachier Memjs.
How do I fix CVE-2018-3767?
No fix has been published for CVE-2018-3767 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2018-3767 being exploited?
There is no known exploitation of CVE-2018-3767 in the wild and no public exploit code.
Sources
Also known as GHSA-cx8m-8xmx-q8v3.