Summaryinfo

A vulnerability, which was classified as critical, was found in Dell BIOS. This affects an unknown part of the component SMRAM. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2021-36343. An attack has to be approached locally. There is no exploit available. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Dell BIOS (version now known). Affected by this issue is some unknown processing of the component SMRAM. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability.

The weakness was published 01/25/2022 as dsa-2021-240. The advisory is shared for download at dell.com. This vulnerability is handled as CVE-2021-36343 since 07/08/2021. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 01/25/2022).

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Chip Software

Vendor

• Dell

Name

• BIOS

License

• commercial

CPE 2.3info

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CPE 2.2info

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