VDB
CVE-2020-18378
CVE-2020-18378
PUBLISHED
CVSS 6.5 MEDIUM
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 0.61% · 46.9th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score
0.61%
46.9th 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 |
Timeline
- Aug 22, 2023 CVE Published
- Aug 23, 2023 EPSS Score
- Sep 25, 2023 EPSS Score
- Oct 29, 2023 EPSS Score
- Dec 1, 2023 EPSS Score
- Jan 3, 2024 EPSS Score
- Feb 6, 2024 EPSS Score
- Mar 10, 2024 EPSS Score
- Apr 12, 2024 EPSS Score
- May 16, 2024 EPSS Score
- Jun 18, 2024 EPSS Score
- Jul 21, 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