Intel SGX Linux Kernel Driver resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Intel SGX. This impacts an unknown function of the component Linux Kernel Driver. Such manipulation leads to resource consumption. This vulnerability is referenced as CVE-2021-33135. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Intel SGX (Chip Software) (affected version not known) and classified as critical. Affected by this issue is some unknown functionality of the component Linux Kernel Driver. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability.

The weakness was published 05/12/2022 as intel-sa-00603. The advisory is available at intel.com. This vulnerability is handled as CVE-2021-33135 since 05/18/2021. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

Upgrading eliminates this vulnerability.

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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: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/18/2021 🔍
05/12/2022 +359 days 🔍
05/12/2022 +0 days 🔍
05/14/2022 +2 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-00603
Status: Confirmed

CVE: CVE-2021-33135 (🔍)
GCVE (CVE): GCVE-0-2021-33135
GCVE (VulDB): GCVE-100-199670

Entryinfo

Created: 05/12/2022 20:43
Updated: 05/14/2022 18:26
Changes: 05/12/2022 20:43 (39), 05/14/2022 18:26 (1)
Complete: 🔍
Cache ID: 216::103

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