CVE-2018-12309 — Directory Traversal in upload

Directory Traversal in upload.cgi in ASUSTOR ADM version 3.1.1 allows attackers to upload files to arbitrary locations by modifying the "path" URL parameter. NOTE: the "filename" POST parameter is covered by CVE-2018-11345.

01What is this vulnerability?

Directory Traversal in upload.cgi in ASUSTOR ADM version 3.1.1 allows attackers to upload files to arbitrary locations by modifying the "path" URL parameter. NOTE: the "filename" POST parameter is covered by CVE-2018-11345.

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

08Timeline

• Published: 2018-12-04T17:00:00.000Z
• Last modified: 2024-08-05T08:30:59.642Z

09References

• blog.securityevaluators.com — https://blog.securityevaluators.com/over-a-dozen-vulnerabilities-discovered-in-a…