CVE-2024-27527 Denial of service in n/a
An attacker can cause a denial of service in the wasm3 WebAssembly runtime library by exploiting a vulnerability in its execution logic.
- 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-2024-27527?
CVE-2024-27527 is a high-severity denial of service vulnerability in n/a, published on 8 Nov 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
wasm3 139076a is vulnerable to Denial of Service (DoS).
Weakness: CWE-404
Which versions are affected by CVE-2024-27527?
1 open source package ship an affected version, including pywasm3. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
pywasm3 PyPI | All versions to 139076a | None |
Products include Wasm3 Project Wasm3.
How do I fix CVE-2024-27527?
No fix has been published for CVE-2024-27527 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-2024-27527 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-27527 exists.
Other vulnerabilities in n/a
- CVE-2024-34249 pywasm3 contains a heap buffer overflow which leads to segmentation fault
- CVE-2024-27528 pywasm3 has an Invalid Memory Read, Leading to DoS and Potential Code Execution
- CVE-2024-27529 wasm3 uncontrolled memory allocation vulnerability
- CVE-2024-27530 pywasm3 contains a Use-After-Free in ForEachModule
- CVE-2022-28990 Buffer overflow in wasm3
Sources
Also known as GHSA-ffvv-4q2x-m92p, PYSEC-2024-303.