CVE-2018-1164
Zyxel · published 2018-02-21
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by Zero Day Initiative via the CVE Program.
This vulnerability allows remote attackers to cause a denial-of-service condition on vulnerable installations of ZyXEL P-870H-51 DSL Router 1.00(AWG.3)D5. Authentication is not required to exploit this vulnerability. The specific flaw exists within numerous exposed CGI endpoints. The vulnerability is caused by improper access controls that allow access to critical functions without authentication. An attacker can use this vulnerability to reboot affected devices, along with other actions. Was ZDI-CAN-4540.
Filed by Zero Day Initiative; not a statement by Zyxel.
Status at the source
- NVD status: Modified
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| ZyXEL | ZyXEL P-870H-51 DSL Router | 1.00(AWG.3)D5: affected |
Products named in NVD's CPE match criteria (1)
cpe:2.3:o:zyxel:p-870h-51_firmware:1.00\(awg.3\)d5:*:*:*:*:*:*:*
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 3.0: 9.8 CRITICAL — as published by NIST (Primary)
CVSS:3.0/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
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
- https://zerodayinitiative.com/advisories/ZDI-18-135
- https://zerodayinitiative.com/advisories/ZDI-18-135
Source dates: published 2018-02-21, last changed 2026-06-17. DeSpy's copy of this version is dated 2026-09-28.
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