Vulnerability-Lookup

CNVD-2022-03908

Vulnerability from cnvd - Published: 2022-01-14

Title

Vim内存错误引用漏洞

Description

Vim是一款基于UNIX平台的编辑器。 vim存在内存错误引用漏洞，该漏洞源于在 src/ex_docmd.c 中的 ex_open() 函数中存在内存错误引用，攻击者可利用该漏洞导致拒绝服务或者代码执行。

Severity

中

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://github.com/vim/vim/commit/e031fe90cf2e375ce861ff5e5e281e4ad229ebb9

Reference

https://huntr.dev/bounties/0efd6d23-2259-4081-9ff1-3ade26907d74

Impacted products

Name
Vim Vim <8.2.3741

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-4069",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-4069"
    }
  },
  "description": "Vim\u662f\u4e00\u6b3e\u57fa\u4e8eUNIX\u5e73\u53f0\u7684\u7f16\u8f91\u5668\u3002\n\nvim\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728 src/ex_docmd.c \u4e2d\u7684 ex_open() \u51fd\u6570\u4e2d\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u6216\u8005\u4ee3\u7801\u6267\u884c\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://github.com/vim/vim/commit/e031fe90cf2e375ce861ff5e5e281e4ad229ebb9",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-03908",
  "openTime": "2022-01-14",
  "products": {
    "product": "Vim Vim \u003c8.2.3741"
  },
  "referenceLink": "https://huntr.dev/bounties/0efd6d23-2259-4081-9ff1-3ade26907d74",
  "serverity": "\u4e2d",
  "submitTime": "2021-12-12",
  "title": "Vim\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2021-4069 (GCVE-0-2021-4069)

Vulnerability from cvelistv5 – Published: 2021-12-06 00:00 – Updated: 2024-08-03 17:16

Title

Use After Free in vim/vim

Summary

vim is vulnerable to Use After Free

Severity

7.3 (High)


                        
                          CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

CWE

CWE-416 - Use After Free

Assigner

@huntrdev

References

8 references

URL	Tags
https://huntr.dev/bounties/0efd6d23-2259-4081-9ff…
https://github.com/vim/vim/commit/e031fe90cf2e375…
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
http://www.openwall.com/lists/oss-security/2022/01/15/1	mailing-list
https://lists.debian.org/debian-lts-announce/2022…	mailing-list
https://security.gentoo.org/glsa/202208-32	vendor-advisory
https://lists.debian.org/debian-lts-announce/2022…	mailing-list

Impacted products

1 product

Vendor	Product	Version
vim	vim/vim	Affected: unspecified , < 8.2 (custom)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:16:03.614Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://huntr.dev/bounties/0efd6d23-2259-4081-9ff1-3ade26907d74"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/vim/vim/commit/e031fe90cf2e375ce861ff5e5e281e4ad229ebb9"
          },
          {
            "name": "FEDORA-2021-541ddd1f94",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WYB2LLNUFJUKJJ5HYCZ6MV3Z6YX3U5BN/"
          },
          {
            "name": "FEDORA-2021-b0ac29efb1",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNXY7T5OORA7UJIMGSJBGHFMU6UZWS6P/"
          },
          {
            "name": "[oss-security] 20220114 Re: 3 new CVE\u0027s in vim",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2022/01/15/1"
          },
          {
            "name": "[debian-lts-announce] 20220311 [SECURITY] [DLA 2947-1] vim security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00018.html"
          },
          {
            "name": "GLSA-202208-32",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202208-32"
          },
          {
            "name": "[debian-lts-announce] 20221108 [SECURITY] [DLA 3182-1] vim security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00009.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "vim/vim",
          "vendor": "vim",
          "versions": [
            {
              "lessThan": "8.2",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "vim is vulnerable to Use After Free"
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-416",
              "description": "CWE-416 Use After Free",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-11-08T00:00:00.000Z",
        "orgId": "c09c270a-b464-47c1-9133-acb35b22c19a",
        "shortName": "@huntrdev"
      },
      "references": [
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          "url": "https://huntr.dev/bounties/0efd6d23-2259-4081-9ff1-3ade26907d74"
        },
        {
          "url": "https://github.com/vim/vim/commit/e031fe90cf2e375ce861ff5e5e281e4ad229ebb9"
        },
        {
          "name": "FEDORA-2021-541ddd1f94",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WYB2LLNUFJUKJJ5HYCZ6MV3Z6YX3U5BN/"
        },
        {
          "name": "FEDORA-2021-b0ac29efb1",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNXY7T5OORA7UJIMGSJBGHFMU6UZWS6P/"
        },
        {
          "name": "[oss-security] 20220114 Re: 3 new CVE\u0027s in vim",
          "tags": [
            "mailing-list"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2022/01/15/1"
        },
        {
          "name": "[debian-lts-announce] 20220311 [SECURITY] [DLA 2947-1] vim security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00018.html"
        },
        {
          "name": "GLSA-202208-32",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202208-32"
        },
        {
          "name": "[debian-lts-announce] 20221108 [SECURITY] [DLA 3182-1] vim security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00009.html"
        }
      ],
      "source": {
        "advisory": "0efd6d23-2259-4081-9ff1-3ade26907d74",
        "discovery": "EXTERNAL"
      },
      "title": "Use After Free in vim/vim"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "c09c270a-b464-47c1-9133-acb35b22c19a",
    "assignerShortName": "@huntrdev",
    "cveId": "CVE-2021-4069",
    "datePublished": "2021-12-06T00:00:00.000Z",
    "dateReserved": "2021-12-05T00:00:00.000Z",
    "dateUpdated": "2024-08-03T17:16:03.614Z",
    "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.