CVE-2017-18368
· published 2019-05-02
Source record Collected from the National Vulnerability Database (NVD)
CISA Known Exploited Vulnerabilities
CISA lists this CVE as known exploited (added 2023-08-07).
- CISA's name for it: Zyxel P660HN-T1A Routers Command Injection Vulnerability
- CISA's 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.
- Known ransomware campaign use, per CISA: Unknown
Source: CISA KEV catalog (CC0 1.0).
Description
Description by MITRE via the CVE Program.
The ZyXEL P660HN-T1A v1 TCLinux Fw $7.3.15.0 v001 / 3.40(ULM.0)b31 router distributed by TrueOnline has a command injection vulnerability in the Remote System Log forwarding function, which is accessible by an unauthenticated user. The vulnerability is in the ViewLog.asp page and can be exploited through the remote_host parameter.
Status at the source
- NVD status: Analyzed
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a: affected |
Products named in NVD's CPE match criteria (3)
cpe:2.3:o:billion:5200w-t_firmware:7.3.8.0:*:*:*:*:*:*:*cpe:2.3:o:zyxel:p660hn-t1a_v2_firmware:7.3.15.0:*:*:*:*:*:*:*cpe:2.3:o:zyxel:p660hn-t1a_v1_firmware:7.3.15.0:*:*:*:*:*:*:*
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 3.1: 9.8 CRITICAL — as published by NIST (Primary)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 3.1: 9.8 CRITICAL — as published by CISA-ADP (Secondary)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0: 10 HIGH — as published by NIST (Primary)
AV:N/AC:L/Au:N/C:C/I:C/A:C - SSVC — CISA's assessment (SSVC 2.0.3, CISA Coordinator): Exploitation: active · Automatable: yes · Technical impact: total
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
- http://www.zyxel.com/support/announcement_unauthenticated.shtml
- https://raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt
- https://seclists.org/fulldisclosure/2017/Jan/40
- https://ssd-disclosure.com/index.php/archives/2910
- https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/
- http://www.zyxel.com/support/announcement_unauthenticated.shtml
- https://raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt
- https://seclists.org/fulldisclosure/2017/Jan/40
- https://ssd-disclosure.com/index.php/archives/2910
- https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-18368
Source dates: published 2019-05-02, last changed 2026-06-17. DeSpy's copy of this version is dated 2026-09-28.
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