Intel Xeon/Microcode Software Guard Extension permission

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.8$5k-$25k0.00

Summaryinfo

A vulnerability was found in Intel Xeon and Microcode and classified as critical. This issue affects some unknown processing of the component Software Guard Extension. Executing a manipulation can lead to permission. This vulnerability is tracked as CVE-2022-33196. The attack is restricted to local execution. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Intel Xeon and Microcode (Chip Software) (the affected version is unknown). This vulnerability affects an unknown code of the component Software Guard Extension. The manipulation with an unknown input leads to a permission vulnerability. The CWE definition for the vulnerability is CWE-275. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Incorrect default permissions in some memory controller configurations for some Intel(R) Xeon(R) Processors when using Intel(R) Software Guard Extensions which may allow a privileged user to potentially enable escalation of privilege via local access.

The weakness was disclosed 02/17/2023 as intel-sa-00738. The advisory is available at intel.com. This vulnerability was named CVE-2022-33196 since 07/22/2022. 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 12/21/2024). This vulnerability is assigned to T1222 by the MITRE ATT&CK project.

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

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.4
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CNA Base Score: 7.2
CNA Vector (Intel Corporation): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/22/2022 🔍
02/17/2023 +210 days 🔍
02/17/2023 +0 days 🔍
12/21/2024 +673 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-00738
Status: Confirmed

CVE: CVE-2022-33196 (🔍)
GCVE (CVE): GCVE-0-2022-33196
GCVE (VulDB): GCVE-100-221302

Entryinfo

Created: 02/17/2023 08:38
Updated: 12/21/2024 17:34
Changes: 02/17/2023 08:38 (49), 03/18/2023 09:16 (9), 12/21/2024 17:34 (16)
Complete: 🔍
Cache ID: 216::103

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