CVE-2021-23394

CVSS V2 Medium 6.8 CVSS V3 Critical 9.8
Description
The package studio-42/elfinder before 2.1.58 are vulnerable to Remote Code Execution (RCE) via execution of PHP code in a .phar file. NOTE: This only applies if the server parses .phar files as PHP.
Overview
  • CVE ID
  • CVE-2021-23394
  • Assigner
  • report@snyk.io
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-06-13T11:15:14
  • Last Modified Date
  • 2022-11-09T03:32:27
Weakness Enumerations
CWE URL
CWE-434 http://cwe.mitre.org/data/definitions/434.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:std42:elfinder:*:*:*:*:*:*:*:* 1 OR 2.1.58
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:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://blog.sonarsource.com/elfinder-case-study-of-web-file-manager-vulnerabilities/ Exploit Third Party Advisory
https://github.com/Studio-42/elFinder Third Party Advisory
https://github.com/Studio-42/elFinder/commit/75ea92decc16a5daf7f618f85dc621d1b534b5e1 Patch Third Party Advisory
https://github.com/Studio-42/elFinder/issues/3295 Exploit Issue Tracking Patch Third Party Advisory
https://snyk.io/vuln/SNYK-PHP-STUDIO42ELFINDER-1290554 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-23394
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23394
History
Created Old Value New Value Data Type Notes
2022-05-10 07:10:31 Added to TrackCVE
2022-12-05 04:22:59 2021-06-13T11:15Z 2021-06-13T11:15:14 CVE Published Date updated
2022-12-05 04:22:59 2022-11-09T03:32:27 CVE Modified Date updated
2022-12-05 04:22:59 Analyzed Vulnerability Status updated
2022-12-05 04:23:03 References updated