CVE-2017-18368
Zyxel P660HN-T1A Routers Command Injection Vulnerability
Zyxel P660HN-T1A RoutersNetwork & edge
CVSS
9.8CriticalExploit odds (EPSS)94.5%Chance of exploitation activity in the next 30 days, higher than 99% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
CISA required actionApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. CISA KEV
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Timeline
- 26 Dec 2016Exploit code publicMetasploit
- 2 May 2019, 16:14 UTCPublishedCVE List
- 7 Aug 2023Added to CISA KEVCISA KEV
Public exploit code and templates 1
- Exploit moduleTrueOnline / ZyXEL P660HN-T v1 Router Unauthenticated Command Injection 26 Dec 2016Metasploit
Listed so defenders can prioritize. Threatline links to the source and does not host exploit code.
Description
Zyxel P660HN-T1A routers contain a command injection vulnerability in the Remote System Log forwarding function, which is accessible by an unauthenticated user and exploited via the remote_host parameter of the ViewLog.asp page.
Text from CVE List
Affected versions 1
- n/aaffected: n/aCVE List
References 8
- zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-a-new-variant-of-gafgyt-malwareAdvisoryvia CISA KEV
- zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-vulnerability-in-p660hn-t1a-dsl-cpeAdvisoryvia CISA KEV
- raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txtAdvisoryvia CVE List
- nvd.nist.gov/vuln/detail/CVE-2017-18368Referencevia CISA KEV
- seclists.org/fulldisclosure/2017/Jan/40Referencevia CVE List
- ssd-disclosure.com/index.php/archives/2910Referencevia CVE List
- unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/Referencevia CVE List
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-18368Referencevia CVE List