Intel Server Board D50DNP/Server Board M50FCP XmlCliCommonDxe out-of-bounds write

Summaryinfo

A vulnerability, which was classified as very critical, was found in Intel Server Board D50DNP and Server Board M50FCP. The impacted element is an unknown function of the component XmlCliCommonDxe. Such manipulation leads to out-of-bounds write. This vulnerability is documented as CVE-2026-57891. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Intel Server Board D50DNP and Server Board M50FCP (affected version not known). Affected by this issue is some unknown functionality of the component XmlCliCommonDxe. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Out-of-bounds write in the XmlCliCommonDxe for the Intel(R) Server Board D50DNP and Intel(R) Server Board M50FCP within Ring 0 UEFI may allow an escalation of privilege. System software adversary with a privileged user combined with a high complexity attack may enable local code execution. This result may potentially occur via local access when attack requirements are present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (high), integrity (high) and availability (high) impacts.

The advisory is available at intel.com. This vulnerability is handled as CVE-2026-57891 since 06/30/2026. The exploitation is known to be easy. Local access is required to approach this attack. The exploitation needs additional levels of successful authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 11/10/2026).

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

• Forum Software

Vendor

• Intel

Name

• Server Board D50DNP
• Server Board M50FCP

License

• commercial

Website

• Vendor: https://www.intel.com/

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

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