Netgear WNR1000V4 1.1.0.54 Web Management Interface setup.cgi cross site scripting

Summaryinfo

A vulnerability has been found in Netgear WNR1000V4 1.1.0.54 and classified as critical. Affected by this issue is some unknown functionality of the file setup.cgi of the component Web Management Interface. This manipulation causes cross site scripting. This vulnerability is handled as CVE-2019-20489. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Netgear WNR1000V4 1.1.0.54 (Wireless LAN Software). It has been declared as critical. Affected by this vulnerability is an unknown part of the file setup.cgi of the component Web Management Interface. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered on NETGEAR WNR1000V4 1.1.0.54 devices. The web management interface (setup.cgi) has an authentication bypass and other problems that ultimately allow an attacker to remotely compromise the device from a malicious webpage. The attacker sends an FW_remote.htm&todo=cfg_init request without a cookie, reads the Set-Cookie header in the 401 Unauthorized response, and then repeats the FW_remote.htm&todo=cfg_init request with the specified cookie.

The weakness was released 03/02/2020. This vulnerability is known as CVE-2019-20489 since 03/02/2020. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/03/2020). The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-150810, VDB-150809 and VDB-150808. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Wireless LAN Software

Vendor

• Netgear

Name

• WNR1000V4

Version

• 1.1.0.54

License

• commercial

Website

• Vendor: https://www.netgear.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

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