CVE-2019-19919 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Severity

98%

Complexity

39%

Confidentiality

98%

Versions of handlebars prior to 4.3.0 are vulnerable to Prototype Pollution leading to Remote Code Execution. Templates may alter an Object's __proto__ and __defineGetter__ properties, which may allow an attacker to execute arbitrary code through crafted payloads.

Versions of handlebars prior to 4.3.0 are vulnerable to Prototype Pollution leading to Remote Code Execution. Templates may alter an Object's __proto__ and __defineGetter__ properties, which may allow an attacker to execute arbitrary code through crafted payloads.

CVSS 3.1 Base Score 9.8. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

CVSS 2.0 Base Score 7.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P).

Overview

Type

Handlebars.js Project Handlebars.js

First reported 5 years ago

2019-12-20 23:15:00

Last updated 5 years ago

2019-12-23 19:37:00

Affected Software

Handlebars.js Project Handlebars.js 1.0.6 for Node.js

1.0.6
node.js

Handlebars.js Project Handlebars.js 2.0.0 for Node.js

2.0.0
node.js

Handlebars.js Project Handlebars.js 4.0.13 for Node.js

4.0.13
node.js

References

https://www.npmjs.com/advisories/1164

Third Party Advisory

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