CVE-2019-9581 — phpscheduleit Booked Scheduler 2

phpscheduleit Booked Scheduler 2.7.5 allows arbitrary file upload via the Favicon field, leading to execution of arbitrary Web/custom-favicon.php PHP code, because Presenters/Admin/ManageThemePresenter.php does not ensure an image file extension.

01What is this vulnerability?

phpscheduleit Booked Scheduler 2.7.5 allows arbitrary file upload via the Favicon field, leading to execution of arbitrary Web/custom-favicon.php PHP code, because Presenters/Admin/ManageThemePresenter.php does not ensure an image file extension.

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: 2019-03-06T00:00:00.000Z
• Last modified: 2024-08-04T21:54:44.505Z

09References

• sourceforge.net — https://sourceforge.net/p/phpscheduleit/source/ci/c5a86a279d888bd4362e4b4f61aced…
• www.exploit-db.com — https://www.exploit-db.com/exploits/46486
• pentest.com.tr — https://pentest.com.tr/exploits/Booked-2-7-5-Remote-Command-Execution-Metasploit…
• packetstormsecurity.com — http://packetstormsecurity.com/files/165263/Booked-Scheduler-2.7.5-Shell-Upload.…