CVE-2019-20922
At a glance
- Source
- NVD
- EPSS
- EPSS 3.69 % · percentile 90 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mitre
- NVD status
- Modified
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.
Weaknesses (CWE)
- CWE-400 — Uncontrolled Resource Consumption
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | HIGH 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C | NVD · nvd@nist.gov (Primary) |
Advisories
- GHSA-62gr-4qp9-h98f — Regular Expression Denial of Service in Handlebars
European references
- ENISA EUVD · EUVD-2022-0849
- GCVE · GCVE-0-2019-20922
CERT-FR advisories
- CERTFR-2022-AVI-278 — Multiples vulnérabilités dans IBM Spectrum discover · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:handlebarsjs:handlebars:*:*:*:*:*:node.js:*:*≥ 4.0.0 < 4.4.5
Affected products
| Product | Versions |
|---|---|
| affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |