CVE-2019-20922

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Summary

CVECVE-2019-20922
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-09-30 18:15:00 UTC
Updated2021-07-21 11:39:00 UTC
DescriptionHandlebars 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.

Risk And Classification

Problem Types: CWE-400

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Handlebarsjs Handlebars All All All All
Application Handlebarsjs Handlebars All All All All

References

ReferenceSourceLinkTags
fix: non-eager matching raw-block-contents · handlebars-lang/handlebars.js@8d5530e · GitHub MISC github.com Patch, Third Party Advisory
Denial of Service (DoS) in handlebars | Snyk MISC snyk.io Third Party Advisory
Overview MISC www.npmjs.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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