What is CVE-2017-7964?

CVE-2017-7964 is a critical-severity vulnerability in Zyxel Wre6505_firmware, classified under Initialization of a Resource with an Insecure Default. CVSS score: 10.0/10. Published 2017-04-19.

How severe is CVE-2017-7964?

Critical severity. CVSS v3 base score is 10.0 out of 10.

RCE in Zyxel Wre6505_firmware

CVE-2017-7964

Zyxel WRE6505 devices have a default TELNET password of 1234 for the root and admin accounts, which makes it easier for remote attackers to conduct DNS hijacking attacks by reconfiguring the built-in dnshijacker process.

EPSS: 0.027 (86.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Zyxel Wre6505_firmware
N/a — versions n/a

Weakness classification (CWE)

CWE-1188 — Initialization of a Resource with an Insecure Default

References

cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2017-7964?: CVE-2017-7964 is a critical-severity vulnerability in Zyxel Wre6505_firmware, classified under Initialization of a Resource with an Insecure Default. CVSS score: 10.0/10. Published 2017-04-19.
How severe is CVE-2017-7964?: Critical severity. CVSS v3 base score is 10.0 out of 10.