Intel Software Guard Extensions Data Center Attestation Primitives Ring 0 information disclosure

Summaryinfo

A vulnerability was found in Intel Software Guard Extensions Data Center Attestation Primitives. It has been classified as problematic. Affected is an unknown function of the component Ring 0. The manipulation leads to information disclosure. This vulnerability is documented as CVE-2025-35987. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Intel Software Guard Extensions Data Center Attestation Primitives (unknown version) and classified as problematic. This issue affects an unknown code block of the component Ring 0. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

Omission of security-relevant information for some Intel(R) Software Guard Extensions Data Center Attestation Primitives within Ring 0: Kernel may allow a denial of service. Authorized adversary with a privileged user combined with a high complexity attack may enable data alteration. This result may potentially occur via local access when attack requirements are present with special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (none), integrity (low) and availability (low) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (high) and availability (low) impacts.

It is possible to read the advisory at intel.com. The identification of this vulnerability is CVE-2025-35987 since 04/15/2025. The exploitation is known to be easy. The attack may be initiated remotely. The exploitation needs additional levels of successful authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/11/2026). The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

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

• Intel

Name

• Software Guard Extensions Data Center Attestation Primitives

License

• commercial

Website

• Vendor: https://www.intel.com/

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