CVE-2018-18626 — An issue was discovered in PHPYun V4

An issue was discovered in PHPYun V4.6. There is a vulnerability that can delete any file or directory via the "admin/index.php?m=database&c=del" sql parameter because del_action() in admin/model/database.class.php mishandles this parameter.

01What is this vulnerability?

An issue was discovered in PHPYun V4.6. There is a vulnerability that can delete any file or directory via the "admin/index.php?m=database&c=del" sql parameter because del_action() in admin/model/database.class.php mishandles this parameter.

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: 2018-10-23T19:00:00.000Z
• Last modified: 2024-09-16T20:57:21.102Z

09References

• str3am.me — http://str3am.me/2018/10/23/CVE_01/#more