What is CVE-2021-3017?

CVE-2021-3017 is a high-severity vulnerability in Intelbras Win_300. CVSS score: 7.5/10. Published 2021-04-14.

How severe is CVE-2021-3017?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2021-3017 known to be exploited?

14 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Intelbras Win_300

CVE-2021-3017

The web interface on Intelbras WIN 300 and WRN 342 devices through 2021-01-04 allows remote attackers to discover credentials by reading the def_wirelesspassword line in the HTML source code.

EPSS: 0.630 (99.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Intelbras Win_300
Intelbras Win_300_firmware
Intelbras Wrn_342
Intelbras Wrn_342_firmware
N/a — versions n/a

Public proof-of-concept exploits

0day404/vulnerability-poc
20142995/nuclei-templates
ARPSyndicate/cvemon
ARPSyndicate/kenzer-templates
ArrestX/--POC
KayCHENvip/vulnerability-poc
Miraitowa70/POC-Notes
SexyBeast233/SecBooks
Threekiii/Awesome-POC
XiaomingX/awesome-poc-for-red-team

References

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

Frequently asked questions

What is CVE-2021-3017?: CVE-2021-3017 is a high-severity vulnerability in Intelbras Win_300. CVSS score: 7.5/10. Published 2021-04-14.
How severe is CVE-2021-3017?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-3017 known to be exploited?: 14 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.