Vulnerability in Billion 5200w-T
CVE-2017-18374
The ZyXEL P660HN-T1A v1 TCLinux Fw $7.3.15.0 v001 / 3.40(ULM.0)b31 router distributed by TrueOnline has two user accounts with default passwords, including a hardcoded service account with the username true and password true. These accounts can be used to login to the web interface, exploit authenticated command injections and change router settings for malicious purposes.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.055 (92.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.055 · newest: 0.055 · change: 0.000
Affected products
- Billion 5200w-T
- Billion 5200w-T Firmware — versions 7.3.8.0
- Zyxel P660hn-T1a V1
- Zyxel P660hn-T1a V1 Firmware — versions 7.3.15.0
- Zyxel P660hn-T1a V2
- Zyxel P660hn-T1a V2 Firmware — versions 7.3.15.0
Weakness classification (CWE)
References
- seclists.org/fulldisclosure/2017/Jan/40 (Exploit, Mailing List, Third Party Advisory)
- ssd-disclosure.com/index.php/archives/2910 (Technical Description, Exploit, Third Party Advisory)
- unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-prese… (Technical Description, Third Party Advisory)
- raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt (Exploit, Third Party Advisory)
- www.zyxel.com/support/announcement_unauthenticated.shtml (Broken Link)
Frequently asked questions
- What is CVE-2017-18374?
- CVE-2017-18374 is a high-severity vulnerability in Billion 5200w-T, classified under Use of Hard-coded Credentials. CVSS score: 8.8/10. Published 2019-05-02.
- How severe is CVE-2017-18374?
- High severity. CVSS v3 base score is 8.8 out of 10.