CVE-2023-39619 Inefficient Regular Expression Complexity in node-email-check
An attacker can cause a denial of service in the Node Email Check library by sending a crafted string to the scpSyntax component.
- 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-2023-39619?
CVE-2023-39619 is a high-severity denial of service vulnerability in n/a, published on 24 Oct 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ReDos in NPMJS Node Email Check v.1.0.4 allows an attacker to cause a denial of service via a crafted string to the scpSyntax component.
Weakness: CWE-1333
Which versions are affected by CVE-2023-39619?
2 open source packages ship an affected version, including node-email-check. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
node-email-check npm | All versions to 1.0.4 | None |
node-email-check npm | All versions to 1.0.4 | None |
Products include Teomantuncer Node Email Check.
How do I fix CVE-2023-39619?
No fix has been published for CVE-2023-39619 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-2023-39619 being exploited?
There is no known exploitation of CVE-2023-39619 in the wild and no public exploit code.
Sources
Also known as GHSA-9242-6p36-6256.