6.5
CVE-2020-18378
- EPSS 0.11%
 - Published 22.08.2023 19:15:55
 - Last modified 21.11.2024 05:08:33
 - Source cve@mitre.org
 - CVE-Watchlists
 - Open
 
A NULL pointer dereference was discovered in SExpressionWasmBuilder::makeBlock in wasm/wasm-s-parser.c in Binaryen 1.38.26. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-as.
Data is provided by the National Vulnerability Database (NVD)
	Webassembly ≫ Binaryen Version1.38.26 
| Type | Source | Score | Percentile | 
|---|---|---|---|
| EPSS | FIRST.org | 0.11% | 0.297 | 
| Source | Base Score | Exploit Score | Impact Score | Vector string | 
|---|---|---|---|---|
| nvd@nist.gov | 6.5 | 2.8 | 3.6 | 
                 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H  
             | 
        
| 134c704f-9b21-4f2e-91b3-4a467353bcc0 | 6.5 | 2.8 | 3.6 | 
                 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H  
             | 
        
CWE-476 NULL Pointer Dereference
The product dereferences a pointer that it expects to be valid but is NULL.