CVE-2019-20920
CVSS V2 Medium 6.8
CVSS V3 High 8.1
Description
Handlebars before 3.0.8 and 4.x before 4.5.3 is vulnerable to Arbitrary Code Execution. The lookup helper fails to properly validate templates, allowing attackers to submit templates that execute arbitrary JavaScript. This can be used to run arbitrary code on a server processing Handlebars templates or in a victim's browser (effectively serving as XSS).
Overview
- CVE ID
- CVE-2019-20920
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-09-30T18:15:17
- Last Modified Date
- 2020-10-15T17:35:59
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:handlebarsjs:handlebars:*:*:*:*:*:node.js:*:* | 1 | OR | 3.0.8 | |
| cpe:2.3:a:handlebarsjs:handlebars:*:*:*:*:*:node.js:*:* | 1 | OR | 4.0.0 | 4.5.3 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:L
- Attack Vector
- NETWORK
- Attack Compatibility
- HIGH
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- CHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- LOW
- Base Score
- 8.1
- Base Severity
- HIGH
- Exploitability Score
- 2.2
- Impact Score
- 5.3
References
| Reference URL | Reference Tags |
|---|---|
| https://snyk.io/vuln/SNYK-JS-HANDLEBARS-534478 | Third Party Advisory |
| https://www.npmjs.com/advisories/1324 | Third Party Advisory |
| https://www.npmjs.com/advisories/1316 | Exploit Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-20920 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20920 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:08:02 | Added to TrackCVE | |||
| 2022-12-04 23:30:27 | 2020-09-30T18:15Z | 2020-09-30T18:15:17 | CVE Published Date | updated |
| 2022-12-04 23:30:27 | 2020-10-15T17:35:59 | CVE Modified Date | updated | |
| 2022-12-04 23:30:27 | Analyzed | Vulnerability Status | updated |