AEGLIX vulnerability intelligence
CVE-2017-18368
CRITICAL · CVSS 9.8 · Analyzed
Published: 2019-05-02 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
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.
Severity and scoring
- CVSS score
- 9.8 · CRITICAL
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-78
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Zyxel · P660HN-T1A Routers
- Added to catalog
- 2023-08-07
- Required action
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- CISA remediation due date
- 2023-08-28
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
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:*:*:*:*:*:*:*
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- http://www.zyxel.com/support/announcement_unauthenticated.shtml
Broken Link
- https://raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt
Exploit · Third Party Advisory
- https://seclists.org/fulldisclosure/2017/Jan/40
Exploit · Mailing List · Third Party Advisory
- https://ssd-disclosure.com/index.php/archives/2910
Exploit · Technical Description · Third Party Advisory
- https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/
Technical Description · Third Party Advisory
- http://www.zyxel.com/support/announcement_unauthenticated.shtml
Broken Link
- https://raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt
Exploit · Third Party Advisory
- https://seclists.org/fulldisclosure/2017/Jan/40
Exploit · Mailing List · Third Party Advisory
- https://ssd-disclosure.com/index.php/archives/2910
Exploit · Technical Description · Third Party Advisory
- https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/
Technical Description · Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-18368
US Government Resource