CVE-2018-5999 — An issue was discovered in AsusWRT before 3

An issue was discovered in AsusWRT before 3.0.0.4.384_10007. In the handle_request function in router/httpd/httpd.c, processing of POST requests continues even if authentication fails.

01What is this vulnerability?

An issue was discovered in AsusWRT before 3.0.0.4.384_10007. In the handle_request function in router/httpd/httpd.c, processing of POST requests continues even if authentication fails.

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: 2018-01-22T20:00:00.000Z
• Last modified: 2024-08-05T05:47:56.174Z

09References

• github.com — https://github.com/pedrib/PoC/blob/master/advisories/asuswrt-lan-rce.txt
• www.exploit-db.com — https://www.exploit-db.com/exploits/44176/
• blogs.securiteam.com — https://blogs.securiteam.com/index.php/archives/3589
• www.exploit-db.com — https://www.exploit-db.com/exploits/43881/
• raw.githubusercontent.com — https://raw.githubusercontent.com/pedrib/PoC/master/exploits/metasploit/asuswrt_…