Netgear WNR854T 1.5.2 Request post.cgi pppoe_peer_mac command injection

Summaryinfo

A vulnerability described as critical has been identified in Netgear WNR854T 1.5.2. This affects an unknown function of the file post.cgi of the component Request Handler. The manipulation of the argument pppoe_peer_mac results in command injection. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is cataloged as CVE-2024-54803. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Netgear WNR854T 1.5.2. It has been classified as critical. Affected is an unknown code block of the file post.cgi of the component Request Handler. The manipulation of the argument pppoe_peer_mac with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Netgear WNR854T 1.5.2 (North America) is vulnerable to Command Injection. An attacker can send a specially crafted request to post.cgi, updating the nvram parameter pppoe_peer_mac and forcing a reboot. This will result in command injection.

The advisory is shared for download at faultpoint.com. This vulnerability is traded as CVE-2024-54803 since 12/06/2024. The exploitability is told to be easy. It is possible to launch the attack remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 04/01/2025). The MITRE ATT&CK project declares the attack technique as T1202.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Wireless LAN Software

Vendor

• Netgear

Name

• WNR854T

Version

• 1.5.2

License

• commercial

Support

• end of life

Website

• Vendor: https://www.netgear.com/

CPE 2.3info

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CPE 2.2info

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