Vulnerability-Lookup

CNVD-2021-20210

Vulnerability from cnvd - Published: 2021-03-22

Title

Facebook Proxygen资源管理错误漏洞

Description

Facebook Proxygen是美国Facebook公司的一套开源的C++HTTP类库。 Facebook Proxygen v0.29.0版本至v2017.04.03.00版本中存在资源管理错误漏洞。该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。攻击者可以利用该漏洞对系统进行破坏。

Severity

高

Patch Name

Facebook Proxygen资源管理错误漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新：https://github.com/facebook/proxygen/commit/f43b134cc5c19d8532e7fb670a1c02e85f7a8d4f

Reference

https://www.facebook.com/security/advisories/cve-2019-11940

Impacted products

Name
Facebook Facebook Proxygen >=v0.29.0，<=v2017.04.03.00

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-11940",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-11940"
    }
  },
  "description": "Facebook Proxygen\u662f\u7f8e\u56fdFacebook\u516c\u53f8\u7684\u4e00\u5957\u5f00\u6e90\u7684C++HTTP\u7c7b\u5e93\u3002\n\nFacebook Proxygen v0.29.0\u7248\u672c\u81f3v2017.04.03.00\u7248\u672c\u4e2d\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5bf9\u7cfb\u7edf\u8d44\u6e90\uff08\u5982\u5185\u5b58\u3001\u78c1\u76d8\u7a7a\u95f4\u3001\u6587\u4ef6\u7b49\uff09\u7684\u7ba1\u7406\u4e0d\u5f53\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u5bf9\u7cfb\u7edf\u8fdb\u884c\u7834\u574f\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1ahttps://github.com/facebook/proxygen/commit/f43b134cc5c19d8532e7fb670a1c02e85f7a8d4f",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-20210",
  "openTime": "2021-03-22",
  "patchDescription": "Facebook Proxygen\u662f\u7f8e\u56fdFacebook\u516c\u53f8\u7684\u4e00\u5957\u5f00\u6e90\u7684C++HTTP\u7c7b\u5e93\u3002\r\n\r\nFacebook Proxygen v0.29.0\u7248\u672c\u81f3v2017.04.03.00\u7248\u672c\u4e2d\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5bf9\u7cfb\u7edf\u8d44\u6e90\uff08\u5982\u5185\u5b58\u3001\u78c1\u76d8\u7a7a\u95f4\u3001\u6587\u4ef6\u7b49\uff09\u7684\u7ba1\u7406\u4e0d\u5f53\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u5bf9\u7cfb\u7edf\u8fdb\u884c\u7834\u574f\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": "Facebook Proxygen\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Facebook Facebook Proxygen \u003e=v0.29.0\uff0c\u003c=v2017.04.03.00"
  },
  "referenceLink": "https://www.facebook.com/security/advisories/cve-2019-11940",
  "serverity": "\u9ad8",
  "submitTime": "2019-12-06",
  "title": "Facebook Proxygen\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2019-11940 (GCVE-0-2019-11940)

Vulnerability from cvelistv5 – Published: 2019-12-04 16:30 – Updated: 2024-08-04 23:10

Summary

In the course of decompressing HPACK inside the HTTP2 protocol, an unexpected sequence of header table resize operations can place the header table into a corrupted state, leading to a use-after-free condition and undefined behavior. This issue affects Proxygen from v0.29.0 until v2017.04.03.00.

Severity

No CVSS data available.

CWE

CWE-416 - Use After Free (CWE-416)

Assigner

facebook

References

2 references

URL	Tags
https://github.com/facebook/proxygen/commit/f43b1…	x_refsource_MISC
https://www.facebook.com/security/advisories/cve-…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
Facebook	Proxygen	Affected: v2017.04.03.00 Affected: v0.29.0 , < unspecified (custom) Unaffected: unspecified , < v0.29.0 (custom)

Show details on NVD website

JSON

To clipboard

{
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    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T23:10:29.529Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/facebook/proxygen/commit/f43b134cc5c19d8532e7fb670a1c02e85f7a8d4f"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.facebook.com/security/advisories/cve-2019-11940"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Proxygen",
          "vendor": "Facebook",
          "versions": [
            {
              "status": "affected",
              "version": "v2017.04.03.00"
            },
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "v0.29.0",
              "versionType": "custom"
            },
            {
              "lessThan": "v0.29.0",
              "status": "unaffected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "dateAssigned": "2019-12-02T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "In the course of decompressing HPACK inside the HTTP2 protocol, an unexpected sequence of header table resize operations can place the header table into a corrupted state, leading to a use-after-free condition and undefined behavior. This issue affects Proxygen from v0.29.0 until v2017.04.03.00."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-416",
              "description": "Use After Free (CWE-416)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-12-04T16:30:16.000Z",
        "orgId": "4fc57720-52fe-4431-a0fb-3d2c8747b827",
        "shortName": "facebook"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/facebook/proxygen/commit/f43b134cc5c19d8532e7fb670a1c02e85f7a8d4f"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.facebook.com/security/advisories/cve-2019-11940"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve-assign@fb.com",
          "DATE_ASSIGNED": "2019-12-02",
          "ID": "CVE-2019-11940",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Proxygen",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "!=\u003e",
                            "version_value": "v2017.04.03.00"
                          },
                          {
                            "version_affected": "\u003e=",
                            "version_value": "v0.29.0"
                          },
                          {
                            "version_affected": "!\u003c",
                            "version_value": "v0.29.0"
                          }
                        ]
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                "vendor_name": "Facebook"
              }
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        "problemtype": {
          "problemtype_data": [
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              "description": [
                {
                  "lang": "eng",
                  "value": "Use After Free (CWE-416)"
                }
              ]
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          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/facebook/proxygen/commit/f43b134cc5c19d8532e7fb670a1c02e85f7a8d4f",
              "refsource": "MISC",
              "url": "https://github.com/facebook/proxygen/commit/f43b134cc5c19d8532e7fb670a1c02e85f7a8d4f"
            },
            {
              "name": "https://www.facebook.com/security/advisories/cve-2019-11940",
              "refsource": "CONFIRM",
              "url": "https://www.facebook.com/security/advisories/cve-2019-11940"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
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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.