CVE-2018-17996 — LayerBB before 1

LayerBB before 1.1.3 allows CSRF for adding a user via admin/new_user.php, deleting a user via admin/members.php/delete_user/, and deleting content via mod/delete.php/.

01What is this vulnerability?

LayerBB before 1.1.3 allows CSRF for adding a user via admin/new_user.php, deleting a user via admin/members.php/delete_user/, and deleting content via mod/delete.php/.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-03-17T18:56:56.000Z
• Last modified: 2024-08-05T11:01:14.925Z

09References

• packetstormsecurity.com — http://packetstormsecurity.com/files/151694/LayerBB-1.1.2-Cross-Site-Request-For…
• www.exploit-db.com — https://www.exploit-db.com/exploits/46379/
• github.com — https://github.com/AndyRixon/LayerBB/issues/38
• github.com — https://github.com/AndyRixon/LayerBB/commits/master