Fuji Electric Tellus Lite 4.0.20.0 V8 File Parser stack-based overflow

Summaryinfo

A vulnerability, which was classified as critical, was found in Fuji Electric Tellus Lite 4.0.20.0. This affects an unknown function of the component V8 File Parser. Such manipulation leads to stack-based overflow. This vulnerability is documented as CVE-2024-11802. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Fuji Electric Tellus Lite 4.0.20.0. It has been rated as critical. Affected by this issue is some unknown functionality of the component V8 File Parser. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability. CVE summarizes:

Fuji Electric Tellus Lite V-Simulator 5 V8 File Parsing Stack-Based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Fuji Electric Tellus Lite. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of V8 files in the V-Simulator 5 component. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-24770.

The advisory is shared for download at zerodayinitiative.com. This vulnerability is handled as CVE-2024-11802 since 11/26/2024. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/03/2024).

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

• Fuji Electric

Name

• Tellus Lite

Version

• 4.0.20.0

License

• commercial

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CPE 2.2info

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