GHSA-62gr-4qp9-h98f
Regular Expression Denial of Service in Handlebars
At a glance
- Published
- Updated
- CVE
- CVE-2019-20922
- Aliases
- SNYK-JS-HANDLEBARS-480388
- CVSS_V3
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
Handlebars before 4.4.5 allows Regular Expression Denial of Service (ReDoS) because of eager matching. The parser may be forced into an endless loop while processing crafted templates. This may allow attackers to exhaust system resources.
Affected packages
| Package | Versions |
|---|---|
| npm · handlebars | introduced 4.0.0, fixed 4.4.5 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2019-20922 ADVISORY
- https://github.com/handlebars-lang/handlebars.js/commit/8d5530ee2c3ea9f0aee3fde310b9f36887d00b8b WEB
- https://snyk.io/vuln/SNYK-JS-HANDLEBARS-480388 WEB
- https://www.npmjs.com/advisories/1300 WEB
- https://www.npmjs.com/package/handlebars WEB
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |