Yifan YF325 1.0_20221108 Network Request gwcfg_cgi_set_manage_post_data integer overflow

Summaryinfo

A vulnerability was found in Yifan YF325 1.0_20221108. It has been classified as very critical. Impacted is the function gwcfg_cgi_set_manage_post_data of the component Network Request Handler. This manipulation causes integer overflow. The identification of this vulnerability is CVE-2023-35968. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as very critical was found in Yifan YF325 1.0_20221108. Affected by this vulnerability is the function gwcfg_cgi_set_manage_post_data of the component Network Request Handler. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Two heap-based buffer overflow vulnerabilities exist in the gwcfg_cgi_set_manage_post_data functionality of Yifan YF325 v1.0_20221108. A specially crafted network request can lead to a heap buffer overflow. An attacker can send a network request to trigger these vulnerabilities.This integer overflow result is used as argument for the realloc function.

The weakness was shared 10/11/2023 as TALOS-2023-1788. It is possible to read the advisory at talosintelligence.com. This vulnerability is known as CVE-2023-35968 since 06/20/2023. 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 10/11/2023).

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

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Productinfo

Vendor

• Yifan

Name

• YF325

Version

• 1.0_20221108

CPE 2.3info

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CPE 2.2info

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