VDB
CVE-2020-18378
CVE-2020-18378
PUBLISHED
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.
EPSS 0.17% · 38.3th percentile
Risk Scores
EPSS Score
0.17%
38.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:22.04:LTS | binaryen | 105-1, 0, 99-3 |
| Ubuntu:25.10 | binaryen | 120-3, 120-4, 0 |
| Ubuntu:20.04:LTS | binaryen | 91-1, 89-1, 90-1 |
| Ubuntu:24.04:LTS | binaryen | 108-1, 0 |
Exploit Intelligence
Timeline
- Aug 22, 2023 CVE Published
- Aug 23, 2023 EPSS Score
- Sep 25, 2023 EPSS Score
- Oct 28, 2023 EPSS Score
- Nov 30, 2023 EPSS Score
- Jan 3, 2024 EPSS Score
- Feb 5, 2024 EPSS Score
- Mar 9, 2024 EPSS Score
- Apr 11, 2024 EPSS Score
- May 14, 2024 EPSS Score
- Jun 16, 2024 EPSS Score
- Jul 19, 2024 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-18378 third-party-advisory
- https://github.com/WebAssembly/binaryen/issues/1900 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-18378 third-party-advisory