Vulnerability-Lookup

CNVD-2020-01644

Vulnerability from cnvd - Published: 2020-01-09

Title

wolfSSL存在未明漏洞（CNVD-2020-01644）

Description

wolfSSL（前称CyaSSL）是美国wolfSSL公司的一个针对嵌入式系统开发人员使用的小的、可移植的嵌入式SSL编程库。 wolfSSL 4.3.0之前版本中的‘wc_ecc_mulmod_ex’函数存在安全漏洞，攻击者可利用该漏洞实施边信道攻击。

Severity

中

Patch Name

wolfSSL存在未明漏洞（CNVD-2020-01644）的补丁

Patch Description

wolfSSL（前称CyaSSL）是美国wolfSSL公司的一个针对嵌入式系统开发人员使用的小的、可移植的嵌入式SSL编程库。 wolfSSL 4.3.0之前版本中的‘wc_ecc_mulmod_ex’函数存在安全漏洞，攻击者可利用该漏洞实施边信道攻击。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/wolfSSL/wolfssl/commit/5ee9f9c7a23f8ed093fe1e42bc540727e96cebb8

Reference

https://github.com/wolfSSL/wolfssl/commit/5ee9f9c7a23f8ed093fe1e42bc540727e96cebb8 https://github.com/wolfSSL/wolfssl/releases/tag/v4.3.0-stable https://nvd.nist.gov/vuln/detail/CVE-2019-19960

Impacted products

Name
wolfSSL Inc. WolfSSL <4.3.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-19960"
    }
  },
  "description": "wolfSSL\uff08\u524d\u79f0CyaSSL\uff09\u662f\u7f8e\u56fdwolfSSL\u516c\u53f8\u7684\u4e00\u4e2a\u9488\u5bf9\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5f00\u53d1\u4eba\u5458\u4f7f\u7528\u7684\u5c0f\u7684\u3001\u53ef\u79fb\u690d\u7684\u5d4c\u5165\u5f0fSSL\u7f16\u7a0b\u5e93\u3002\n\nwolfSSL 4.3.0\u4e4b\u524d\u7248\u672c\u4e2d\u7684\u2018wc_ecc_mulmod_ex\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bd\u8fb9\u4fe1\u9053\u653b\u51fb\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://github.com/wolfSSL/wolfssl/commit/5ee9f9c7a23f8ed093fe1e42bc540727e96cebb8",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-01644",
  "openTime": "2020-01-09",
  "patchDescription": "wolfSSL\uff08\u524d\u79f0CyaSSL\uff09\u662f\u7f8e\u56fdwolfSSL\u516c\u53f8\u7684\u4e00\u4e2a\u9488\u5bf9\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5f00\u53d1\u4eba\u5458\u4f7f\u7528\u7684\u5c0f\u7684\u3001\u53ef\u79fb\u690d\u7684\u5d4c\u5165\u5f0fSSL\u7f16\u7a0b\u5e93\u3002\r\n\r\nwolfSSL 4.3.0\u4e4b\u524d\u7248\u672c\u4e2d\u7684\u2018wc_ecc_mulmod_ex\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bd\u8fb9\u4fe1\u9053\u653b\u51fb\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": "wolfSSL\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2020-01644\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "wolfSSL Inc. WolfSSL \u003c4.3.0"
  },
  "referenceLink": "https://github.com/wolfSSL/wolfssl/commit/5ee9f9c7a23f8ed093fe1e42bc540727e96cebb8\r\nhttps://github.com/wolfSSL/wolfssl/releases/tag/v4.3.0-stable\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-19960",
  "serverity": "\u4e2d",
  "submitTime": "2019-12-24",
  "title": "wolfSSL\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2020-01644\uff09"
}

CVE-2019-19960 (GCVE-0-2019-19960)

Vulnerability from cvelistv5 – Published: 2019-12-24 23:04 – Updated: 2024-08-05 02:32

Summary

In wolfSSL before 4.3.0, wc_ecc_mulmod_ex does not properly resist side-channel attacks.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://github.com/wolfSSL/wolfssl/releases/tag/v…	x_refsource_MISC
https://github.com/wolfSSL/wolfssl/commit/5ee9f9c…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T02:32:10.119Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/wolfSSL/wolfssl/releases/tag/v4.3.0-stable"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/wolfSSL/wolfssl/commit/5ee9f9c7a23f8ed093fe1e42bc540727e96cebb8"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In wolfSSL before 4.3.0, wc_ecc_mulmod_ex does not properly resist side-channel attacks."
        }
      ],
      "problemTypes": [
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              "lang": "en",
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            }
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      ],
      "providerMetadata": {
        "dateUpdated": "2019-12-24T23:04:04.000Z",
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      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/wolfSSL/wolfssl/releases/tag/v4.3.0-stable"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/wolfSSL/wolfssl/commit/5ee9f9c7a23f8ed093fe1e42bc540727e96cebb8"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2019-19960",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
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                        ]
                      }
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        "description": {
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        "problemtype": {
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                  "value": "n/a"
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/wolfSSL/wolfssl/releases/tag/v4.3.0-stable",
              "refsource": "MISC",
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            },
            {
              "name": "https://github.com/wolfSSL/wolfssl/commit/5ee9f9c7a23f8ed093fe1e42bc540727e96cebb8",
              "refsource": "MISC",
              "url": "https://github.com/wolfSSL/wolfssl/commit/5ee9f9c7a23f8ed093fe1e42bc540727e96cebb8"
            }
          ]
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  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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    "datePublished": "2019-12-24T23:04:04.000Z",
    "dateReserved": "2019-12-24T00:00:00.000Z",
    "dateUpdated": "2024-08-05T02:32:10.119Z",
    "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.

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.