Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2017-18371

The ZyXEL P660HN-T1A v2 TCLinux Fw #7.3.37.6 router distributed by TrueOnline has three user accounts with default passwords, including two hardcoded service accounts: one with the username true and password true, and another with the username supervisor and password zyad1234. These accounts can be used to login to the web interface, exploit authenticated command injections, and change router settings for malicious purposes.

Published

2019-05-02T17:29:01.067

Last Modified

2024-11-21T03:19:57.370

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-798

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	billion	5200w-t_firmware	7.3.8.0	Yes
Hardware	billion	5200w-t	-	No
Operating System	zyxel	p660hn-t1a_v2_firmware	7.3.37.6	Yes
Hardware	zyxel	p660hn-t1a_v2	-	No
Operating System	zyxel	p660hn-t1a_v1_firmware	7.3.37.6	Yes
Hardware	zyxel	p660hn-t1a_v1	-	No

References

http://www.zyxel.com/support/announcement_unauthenticated.shtml Broken Link ([email protected])
https://raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt Exploit, Third Party Advisory ([email protected])
https://seclists.org/fulldisclosure/2017/Jan/40 Exploit, Mailing List, Third Party Advisory ([email protected])
https://ssd-disclosure.com/index.php/archives/2910 Exploit, Technical Description, Third Party Advisory ([email protected])
https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/ Technical Description, Third Party Advisory ([email protected])
http://www.zyxel.com/support/announcement_unauthenticated.shtml Broken Link (af854a3a-2127-422b-91ae-364da2661108)
https://raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/fulldisclosure/2017/Jan/40 Exploit, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://ssd-disclosure.com/index.php/archives/2910 Exploit, Technical Description, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/ Technical Description, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)