Information disclosure in NETGEAR Wndr4500

CVE-2016-5638

There are few web pages associated with the genie app on the Netgear WNDR4500 running firmware version V1.0.1.40_1.0.6877. Genie app adds some capabilities over the Web GUI and can be accessed even when you are away from home. A remote attacker can access genie_ping.htm or genie_ping2.htm or genie_ping3.htm page without authentication. Once accessed, the page will be redirected to the aCongratulations2.htma page, which reveals some sensitive information such as 2.4GHz & 5GHz Wireless Network Name (SSID) and Network Key (Password) in clear text.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.027 (85.3th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2016-5638: held from 0.028 to 0.027.

EPSS over last 30 days · oldest: 0.028 · newest: 0.027 · change: -0.001

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-5638?
CVE-2016-5638 is a high-severity vulnerability in NETGEAR Wndr4500, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.5/10. Published 2018-07-24.
How severe is CVE-2016-5638?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2016-5638 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.