Vulnerability-Lookup

CNVD-2021-30439

Vulnerability from cnvd - Published: 2021-04-23

Title

Mozilla Rust资源管理错误漏洞（CNVD-2021-30439）

Description

Rust是Mozilla基金会的一款通用、编译型编程语言。 Mozilla Rust 0.18.1之前版本中的trust-dns-server crate存在资源管理错误漏洞，该漏洞源于DNS MX和SRV空目标处理错误，导致堆栈消耗。目前没有详细的漏洞细节提供。

Severity

中

Patch Name

Mozilla Rust资源管理错误漏洞（CNVD-2021-30439）的补丁

Patch Description

Rust是Mozilla基金会的一款通用、编译型编程语言。 Mozilla Rust 0.18.1之前版本中的trust-dns-server crate存在资源管理错误漏洞，该漏洞源于DNS MX和SRV空目标处理错误，导致堆栈消耗。目前没有详细的漏洞细节提供。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://rustsec.org/advisories/RUSTSEC-2020-0001.html

Reference

https://rustsec.org/advisories/RUSTSEC-2020-0001.html

Impacted products

Name
Mozilla Rust <0.18.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-35857",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-35857"
    }
  },
  "description": "Rust\u662fMozilla\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u901a\u7528\u3001\u7f16\u8bd1\u578b\u7f16\u7a0b\u8bed\u8a00\u3002\n\nMozilla Rust 0.18.1\u4e4b\u524d\u7248\u672c\u4e2d\u7684trust-dns-server crate\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eDNS MX\u548cSRV\u7a7a\u76ee\u6807\u5904\u7406\u9519\u8bef\uff0c\u5bfc\u81f4\u5806\u6808\u6d88\u8017\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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://rustsec.org/advisories/RUSTSEC-2020-0001.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-30439",
  "openTime": "2021-04-23",
  "patchDescription": "Rust\u662fMozilla\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u901a\u7528\u3001\u7f16\u8bd1\u578b\u7f16\u7a0b\u8bed\u8a00\u3002\r\n\r\nMozilla Rust 0.18.1\u4e4b\u524d\u7248\u672c\u4e2d\u7684trust-dns-server crate\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eDNS MX\u548cSRV\u7a7a\u76ee\u6807\u5904\u7406\u9519\u8bef\uff0c\u5bfc\u81f4\u5806\u6808\u6d88\u8017\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "Mozilla Rust\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2021-30439\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Mozilla Rust \u003c0.18.1"
  },
  "referenceLink": "https://rustsec.org/advisories/RUSTSEC-2020-0001.html",
  "serverity": "\u4e2d",
  "submitTime": "2021-01-06",
  "title": "Mozilla Rust\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2021-30439\uff09"
}

CVE-2020-35857 (GCVE-0-2020-35857)

Vulnerability from cvelistv5 – Published: 2020-12-31 00:00 – Updated: 2024-08-04 17:16

Summary

An issue was discovered in the trust-dns-server crate before 0.18.1 for Rust. DNS MX and SRV null targets are mishandled, causing stack consumption.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://rustsec.org/advisories/RUSTSEC-2020-0001.html
https://github.com/bluejekyll/trust-dns/commit/8b…

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T17:16:12.548Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://rustsec.org/advisories/RUSTSEC-2020-0001.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/bluejekyll/trust-dns/commit/8b9eab05795fdc098976262853b2498055c7a8f3"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in the trust-dns-server crate before 0.18.1 for Rust. DNS MX and SRV null targets are mishandled, causing stack consumption."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-12-07T21:48:16.374Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://rustsec.org/advisories/RUSTSEC-2020-0001.html"
        },
        {
          "url": "https://github.com/bluejekyll/trust-dns/commit/8b9eab05795fdc098976262853b2498055c7a8f3"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-35857",
    "datePublished": "2020-12-31T00:00:00.000Z",
    "dateReserved": "2020-12-31T00:00:00.000Z",
    "dateUpdated": "2024-08-04T17:16:12.548Z",
    "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.