CVE-2021-24253

CVSS V2 Medium 6.5 CVSS V3 High 8.8
Description
The Classyfrieds WordPress plugin through 3.8 does not properly check the uploaded file when an authenticated user adds a listing, only checking the content-type in the request. This allows any authenticated user to upload arbitrary PHP files via the Add Listing feature of the plugin, leading to RCE.
Overview
  • CVE ID
  • CVE-2021-24253
  • Assigner
  • contact@wpscan.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-05-06T13:15:11
  • Last Modified Date
  • 2021-05-14T18:12:07
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:classyfrieds_project:classyfrieds:*:*:*:*:*:wordpress:*:* 1 OR 3.8
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://wpscan.com/vulnerability/ee42c233-0ff6-4b27-a5ec-ad3246bef079 Exploit Third Party Advisory
https://github.com/jinhuang1102/CVE-ID-Reports/blob/master/classyfrieds.md Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-24253
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24253
History
Created Old Value New Value Data Type Notes
2022-05-10 16:16:04 Added to TrackCVE
2022-12-05 01:38:16 2021-05-06T13:15Z 2021-05-06T13:15:11 CVE Published Date updated
2022-12-05 01:38:16 2021-05-14T18:12:07 CVE Modified Date updated
2022-12-05 01:38:16 Analyzed Vulnerability Status updated