Vulnerability-Lookup

CNVD-2021-100337

Vulnerability from cnvd - Published: 2021-12-16

Title

NXP i.MX SoC存在未明漏洞

Description

NXP i.MX SoC是nxp的适用于多媒体和显示应用的多核解决方案，具有可扩展、安全可靠的高性能和低功耗功能。 NXP i.MX SoC设备存在安全漏洞，该漏洞源于NXP i.MX SoC设备的OPTEE-OS CSU驱动缺乏几个型号的安全访问配置，攻击者可利用该漏洞导致TrustZone绕过。

Severity

低

Patch Name

NXP i.MX SoC存在未明漏洞的补丁

Patch Description

NXP i.MX SoC是nxp的适用于多媒体和显示应用的多核解决方案，具有可扩展、安全可靠的高性能和低功耗功能。 NXP i.MX SoC设备存在安全漏洞，该漏洞源于NXP i.MX SoC设备的OPTEE-OS CSU驱动缺乏几个型号的安全访问配置，攻击者可利用该漏洞导致TrustZone绕过。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/f-secure-foundry/advisories/blob/master/Security_Advisory-Ref_FSC-HWSEC-VR2021-0001-OP-TEE_TrustZone_bypass.txt

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-36133

Impacted products

Name
NXP NXP i.MX SoC

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-36133"
    }
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  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/f-secure-foundry/advisories/blob/master/Security_Advisory-Ref_FSC-HWSEC-VR2021-0001-OP-TEE_TrustZone_bypass.txt",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-100337",
  "openTime": "2021-12-16",
  "patchDescription": "NXP i.MX SoC\u662fnxp\u7684\u9002\u7528\u4e8e\u591a\u5a92\u4f53\u548c\u663e\u793a\u5e94\u7528\u7684\u591a\u6838\u89e3\u51b3\u65b9\u6848\uff0c\u5177\u6709\u53ef\u6269\u5c55\u3001\u5b89\u5168\u53ef\u9760\u7684\u9ad8\u6027\u80fd\u548c\u4f4e\u529f\u8017\u529f\u80fd\u3002\r\n\r\nNXP i.MX SoC\u8bbe\u5907\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eNXP i.MX SoC\u8bbe\u5907\u7684OPTEE-OS CSU\u9a71\u52a8\u7f3a\u4e4f\u51e0\u4e2a\u578b\u53f7\u7684\u5b89\u5168\u8bbf\u95ee\u914d\u7f6e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4TrustZone\u7ed5\u8fc7\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "NXP i.MX SoC\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "NXP NXP i.MX SoC"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-36133",
  "serverity": "\u4f4e",
  "submitTime": "2021-12-08",
  "title": "NXP i.MX SoC\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2021-36133 (GCVE-0-2021-36133)

Vulnerability from cvelistv5 – Published: 2021-12-07 20:42 – Updated: 2024-08-04 00:47

Summary

The OPTEE-OS CSU driver for NXP i.MX SoC devices lacks security access configuration for several models, resulting in TrustZone bypass because the NonSecure World can perform arbitrary memory read/write operations on Secure World memory. This involves a DMA capable peripheral.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://github.com/f-secure-foundry/advisories/bl…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.