KB Support – WordPress Help Desk and Knowledge Base: A security weakness
KB Support – WordPress Help Desk and Knowledge Base is affected by a security weakness. Exploitation requires at least subscriber-level access. The resulting impact depends on how the affected component exposes the vulnerable operation.
- Component
- KB Support – WordPress Help Desk and Knowledge Base
- Plugin slug
kb-support- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Oct 01, 2024
- Weakness
- CWE-862 — Missing Authorization
This CVE was published Oct 01, 2024 and is one of 8 known issues for this plugin.
Update, patch or deactivate.
Update KB Support – WordPress Help Desk and Knowledge Base to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The KB Support – WordPress Help Desk and Knowledge Base plugin for WordPress is vulnerable to unauthorized modification and loss of data due to a missing capability check on several functions in the /includes/ajax-functions.php file all versions up to, and including, 1.6.6. This makes it possible for authenticated attackers, with Subscriber-level access and above, to perform multiple administrative actions, such as replying to arbitrary tickets, updating the status of any post, deleting any post, adding notes to tickets, flagging or unflagging tickets, and adding or removing ticket participants.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N