CVE-2021-3017 : The web interface on Intelbras WIN 300 and WRN 342 devices through 2021-01-04 al

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.

Published 2021-04-14 18:15:15

Updated 2021-04-21 20:02:17

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2021-3017

Intelbras » Win 300 Firmware
Versions up to, including, (<=) 2021-01-04
cpe:2.3:o:intelbras:win_300_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Intelbras » Win 300 » Version: N/A
Intelbras » Wrn 342 Firmware
Versions up to, including, (<=) 2021-01-04
cpe:2.3:o:intelbras:wrn_342_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Intelbras » Wrn 342 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-3017

EPSS FAQ

68.78%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 99 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-3017

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None

References for CVE-2021-3017

https://pastebin.com/cTYTf0Yn

Vul Router model win 300 , wrn 342 - router model win 300 , wrn 342 - Pastebin.com
Third Party Advisory
https://www.intelbras.com/pt-br/ajuda-download/faq/roteador-wireless-veloz-wrn-342

Ajuda e Downloads
Vendor Advisory

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Vulnerability Details : CVE-2021-3017

Products affected by CVE-2021-3017

Exploit prediction scoring system (EPSS) score for CVE-2021-3017

CVSS scores for CVE-2021-3017

References for CVE-2021-3017