CVE Vulnerability

CVE-2019-20922

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.

7.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/handlebars-lang/handlebars.js/commit/8d5530ee2c3ea9f0aee3fde310b9f36887d00b8b Patch Third Party Advisory
https://snyk.io/vuln/SNYK-JS-HANDLEBARS-480388 Third Party Advisory
https://www.npmjs.com/advisories/1300 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:handlebarsjs:handlebars:*:*:*:*:*:node.js:*:*
Information

Published : 2020-09-30 06:15

Updated : 2021-07-21 11:39

NVD link : CVE-2019-20922

Mitre link : CVE-2019-20922

Products Affected
No products.
CWE
CWE-400