Vulnerability-Lookup

CNVD-2020-19875

Vulnerability from cnvd - Published: 2020-03-28

Title

Arm Mbed TLS信息泄露漏洞

Description

ARM mbed TLS是一个SSL库。 Arm Mbed TLS 2.6.15之前版本存在信息泄露漏洞。攻击者可通过监测导入期间的缓存使用情况利用该漏洞获取敏感信息（RSA私钥）。

Severity

中

Patch Name

Arm Mbed TLS信息泄露漏洞的补丁

Patch Description

ARM mbed TLS是一个SSL库。 Arm Mbed TLS 2.6.15之前版本存在信息泄露漏洞。攻击者可通过监测导入期间的缓存使用情况利用该漏洞获取敏感信息（RSA私钥）。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://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2020-02

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-10941

Impacted products

Name
ARM mbed TLS <2.6.15

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-10941",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-10941"
    }
  },
  "description": "ARM mbed TLS\u662f\u4e00\u4e2aSSL\u5e93\u3002\n\nArm Mbed TLS 2.6.15\u4e4b\u524d\u7248\u672c\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u76d1\u6d4b\u5bfc\u5165\u671f\u95f4\u7684\u7f13\u5b58\u4f7f\u7528\u60c5\u51b5\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\uff08RSA\u79c1\u94a5\uff09\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2020-02",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-19875",
  "openTime": "2020-03-28",
  "patchDescription": "ARM mbed TLS\u662f\u4e00\u4e2aSSL\u5e93\u3002\r\n\r\nArm Mbed TLS 2.6.15\u4e4b\u524d\u7248\u672c\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u76d1\u6d4b\u5bfc\u5165\u671f\u95f4\u7684\u7f13\u5b58\u4f7f\u7528\u60c5\u51b5\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\uff08RSA\u79c1\u94a5\uff09\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": "Arm Mbed TLS\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "ARM mbed TLS \u003c2.6.15"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-10941",
  "serverity": "\u4e2d",
  "submitTime": "2020-03-25",
  "title": "Arm Mbed TLS\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2020-10941 (GCVE-0-2020-10941)

Vulnerability from cvelistv5 – Published: 2020-03-24 00:00 – Updated: 2024-08-04 11:21

Summary

Arm Mbed TLS before 2.16.5 allows attackers to obtain sensitive information (an RSA private key) by measuring cache usage during an import.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

4 references

URL	Tags
https://tls.mbed.org/tech-updates/security-adviso…
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://lists.debian.org/debian-lts-announce/2022…	mailing-list

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T11:21:13.762Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2020-02"
          },
          {
            "name": "FEDORA-2020-fa74e15364",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5JPE2HFBDJF3UBT6Q4VWLKNKCVCMX25J/"
          },
          {
            "name": "FEDORA-2020-5b60029fe2",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WD6OSOLLAR2AVPJAMGUKWRXN6477IHHV/"
          },
          {
            "name": "[debian-lts-announce] 20221225 [SECURITY] [DLA 3249-1] mbedtls security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Arm Mbed TLS before 2.16.5 allows attackers to obtain sensitive information (an RSA private key) by measuring cache usage during an import."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-12-26T00:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2020-02"
        },
        {
          "name": "FEDORA-2020-fa74e15364",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5JPE2HFBDJF3UBT6Q4VWLKNKCVCMX25J/"
        },
        {
          "name": "FEDORA-2020-5b60029fe2",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WD6OSOLLAR2AVPJAMGUKWRXN6477IHHV/"
        },
        {
          "name": "[debian-lts-announce] 20221225 [SECURITY] [DLA 3249-1] mbedtls security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-10941",
    "datePublished": "2020-03-24T00:00:00.000Z",
    "dateReserved": "2020-03-24T00:00:00.000Z",
    "dateUpdated": "2024-08-04T11:21:13.762Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

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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.

Action not permitted

CNVD-2020-19875

CVE-2020-10941 (GCVE-0-2020-10941)

Tags

Sightings

Nomenclature

Related by attack behaviour