cnvd - cnvd-2022-18048

cnvd-2022-18048

Vulnerability from cnvd

Title: Ruby缓冲区溢出漏洞（CNVD-2022-18048）

Description:

Ruby是松本行弘个人开发者的一种跨平台、面向对象的动态类型编程语言。

Ruby 3.0.3之前版本存在缓冲区溢出漏洞，该漏洞源于在传递非常大的数据时会导致缓冲区溢出字符串（＞700 MB）到CGI.escape_html。目前没有详细的漏洞细节提供。

Severity: 高

Patch Name: Ruby缓冲区溢出漏洞（CNVD-2022-18048）的补丁

Patch Description:

Ruby是松本行弘个人开发者的一种跨平台、面向对象的动态类型编程语言。

Ruby 3.0.3之前版本存在缓冲区溢出漏洞，该漏洞源于在传递非常大的数据时会导致缓冲区溢出字符串（＞700 MB）到CGI.escape_html。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:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://www.ruby-lang.org/en/news/2021/11/24/buffer-overrun-in-cgi-escape_html-cve-2021-41816/

Reference: https://www.auscert.org.au/bulletins/ESB-2021.4000

Impacted products

Name
Ruby Ruby <3.0.3

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-41816"
    }
  },
  "description": "Ruby\u662f\u677e\u672c\u884c\u5f18\u4e2a\u4eba\u5f00\u53d1\u8005\u7684\u4e00\u79cd\u8de8\u5e73\u53f0\u3001\u9762\u5411\u5bf9\u8c61\u7684\u52a8\u6001\u7c7b\u578b\u7f16\u7a0b\u8bed\u8a00\u3002\n\nRuby 3.0.3\u4e4b\u524d\u7248\u672c\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u4f20\u9012\u975e\u5e38\u5927\u7684\u6570\u636e\u65f6\u4f1a\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u5b57\u7b26\u4e32\uff08\uff1e700 MB\uff09\u5230CGI.escape_html\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://www.ruby-lang.org/en/news/2021/11/24/buffer-overrun-in-cgi-escape_html-cve-2021-41816/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-18048",
  "openTime": "2022-03-10",
  "patchDescription": "Ruby\u662f\u677e\u672c\u884c\u5f18\u4e2a\u4eba\u5f00\u53d1\u8005\u7684\u4e00\u79cd\u8de8\u5e73\u53f0\u3001\u9762\u5411\u5bf9\u8c61\u7684\u52a8\u6001\u7c7b\u578b\u7f16\u7a0b\u8bed\u8a00\u3002\r\n\r\nRuby 3.0.3\u4e4b\u524d\u7248\u672c\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u4f20\u9012\u975e\u5e38\u5927\u7684\u6570\u636e\u65f6\u4f1a\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u5b57\u7b26\u4e32\uff08\uff1e700 MB\uff09\u5230CGI.escape_html\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": "Ruby\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2022-18048\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Ruby Ruby \u003c3.0.3"
  },
  "referenceLink": "https://www.auscert.org.au/bulletins/ESB-2021.4000",
  "serverity": "\u9ad8",
  "submitTime": "2021-11-29",
  "title": "Ruby\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2022-18048\uff09"
}

CVE-2021-41816 (GCVE-0-2021-41816)

Vulnerability from cvelistv5

Published

2022-02-06 00:00

Modified

2024-08-04 03:22

Severity ?

CWE

Summary

CGI.escape_html in Ruby before 2.7.5 and 3.x before 3.0.3 has an integer overflow and resultant buffer overflow via a long string on platforms (such as Windows) where size_t and long have different numbers of bytes. This also affects the CGI gem before 0.3.1 for Ruby.

References

▼	URL	Tags
	https://hackerone.com/reports/1328463
	https://www.ruby-lang.org/en/news/2021/11/24/buffer-overrun-in-cgi-escape_html-cve-2021-41816/
	https://security-tracker.debian.org/tracker/CVE-2021-41816
	https://security.netapp.com/advisory/ntap-20220303-0006/
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN/	vendor-advisory
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF/	vendor-advisory
	https://security.gentoo.org/glsa/202401-27	vendor-advisory

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T03:22:24.883Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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            "url": "https://hackerone.com/reports/1328463"
          },
          {
            "tags": [
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            "url": "https://www.ruby-lang.org/en/news/2021/11/24/buffer-overrun-in-cgi-escape_html-cve-2021-41816/"
          },
          {
            "tags": [
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            ],
            "url": "https://security-tracker.debian.org/tracker/CVE-2021-41816"
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              "x_transferred"
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            "url": "https://security.netapp.com/advisory/ntap-20220303-0006/"
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              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN/"
          },
          {
            "name": "FEDORA-2022-8cf0124add",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF/"
          },
          {
            "name": "GLSA-202401-27",
            "tags": [
              "vendor-advisory",
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            ],
            "url": "https://security.gentoo.org/glsa/202401-27"
          }
        ],
        "title": "CVE Program Container"
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          "vendor": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
            }
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      "descriptions": [
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          "value": "CGI.escape_html in Ruby before 2.7.5 and 3.x before 3.0.3 has an integer overflow and resultant buffer overflow via a long string on platforms (such as Windows) where size_t and long have different numbers of bytes. This also affects the CGI gem before 0.3.1 for Ruby."
        }
      ],
      "problemTypes": [
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              "lang": "en",
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      "providerMetadata": {
        "dateUpdated": "2024-01-24T05:06:22.268245",
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      },
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          "url": "https://hackerone.com/reports/1328463"
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          "url": "https://www.ruby-lang.org/en/news/2021/11/24/buffer-overrun-in-cgi-escape_html-cve-2021-41816/"
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          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN/"
        },
        {
          "name": "FEDORA-2022-8cf0124add",
          "tags": [
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          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF/"
        },
        {
          "name": "GLSA-202401-27",
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    "datePublished": "2022-02-06T00:00:00",
    "dateReserved": "2021-09-29T00:00:00",
    "dateUpdated": "2024-08-04T03:22:24.883Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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