CVE-2021-32822

CVSS V2 Medium 5 CVSS V3 Medium 5.3
Description
The npm hbs package is an Express view engine wrapper for Handlebars. Depending on usage, users of hbs may be vulnerable to a file disclosure vulnerability. There is currently no patch for this vulnerability. hbs mixes pure template data with engine configuration options through the Express render API. By overwriting internal configuration options a file disclosure vulnerability may be triggered in downstream applications. For an example PoC see the referenced GHSL-2021-020.
Overview
  • CVE ID
  • CVE-2021-32822
  • Assigner
  • security-advisories@github.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-08-16T19:15:14
  • Last Modified Date
  • 2022-07-02T18:23:07
Weakness Enumerations
CWE URL
CWE-94 http://cwe.mitre.org/data/definitions/94.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:hbs_project:hbs:-:*:*:*:*:node.js:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 5.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://securitylab.github.com/advisories/GHSL-2021-020-pillarjs-hbs/ Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-32822
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-32822
History
Created Old Value New Value Data Type Notes
2022-05-10 06:56:10 Added to TrackCVE
2022-12-05 08:19:52 2021-08-16T19:15Z 2021-08-16T19:15:14 CVE Published Date updated
2022-12-05 08:19:52 2022-07-02T18:23:07 CVE Modified Date updated
2022-12-05 08:19:52 Analyzed Vulnerability Status updated