Vulnerability-Lookup

CNVD-2020-03946

Vulnerability from cnvd - Published: 2020-02-06

Title

Vim释放后重用漏洞

Description

Vim是一款功能强大、高度可定制的文本编辑器，是vi的改进版本，在Vi的基础上改进和增加了很多特性。 Vim 8.1.2136之前版本中的window.c中的autocmd特性存在释放后重用漏洞。目前没有详细的漏洞细节提供。

Severity

高

Patch Name

Vim释放后重用漏洞的补丁

Patch Description

Vim是一款功能强大、高度可定制的文本编辑器，是vi的改进版本，在Vi的基础上改进和增加了很多特性。 Vim 8.1.2136之前版本中的window.c中的autocmd特性存在释放后重用漏洞。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://github.com/vim/vim/commit/ec66c41d84e574baf8009dbc0bd088d2bc5b2421

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-20079

Impacted products

Name
Vim Vim <8.1.2136

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-20079",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-20079"
    }
  },
  "description": "Vim\u662f\u4e00\u6b3e\u529f\u80fd\u5f3a\u5927\u3001\u9ad8\u5ea6\u53ef\u5b9a\u5236\u7684\u6587\u672c\u7f16\u8f91\u5668\uff0c\u662fvi\u7684\u6539\u8fdb\u7248\u672c\uff0c\u5728Vi\u7684\u57fa\u7840\u4e0a\u6539\u8fdb\u548c\u589e\u52a0\u4e86\u5f88\u591a\u7279\u6027\u3002\n\nVim 8.1.2136\u4e4b\u524d\u7248\u672c\u4e2d\u7684window.c\u4e2d\u7684autocmd\u7279\u6027\u5b58\u5728\u91ca\u653e\u540e\u91cd\u7528\u6f0f\u6d1e\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://github.com/vim/vim/commit/ec66c41d84e574baf8009dbc0bd088d2bc5b2421",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-03946",
  "openTime": "2020-02-06",
  "patchDescription": "Vim\u662f\u4e00\u6b3e\u529f\u80fd\u5f3a\u5927\u3001\u9ad8\u5ea6\u53ef\u5b9a\u5236\u7684\u6587\u672c\u7f16\u8f91\u5668\uff0c\u662fvi\u7684\u6539\u8fdb\u7248\u672c\uff0c\u5728Vi\u7684\u57fa\u7840\u4e0a\u6539\u8fdb\u548c\u589e\u52a0\u4e86\u5f88\u591a\u7279\u6027\u3002\r\n\r\nVim 8.1.2136\u4e4b\u524d\u7248\u672c\u4e2d\u7684window.c\u4e2d\u7684autocmd\u7279\u6027\u5b58\u5728\u91ca\u653e\u540e\u91cd\u7528\u6f0f\u6d1e\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": "Vim\u91ca\u653e\u540e\u91cd\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Vim Vim \u003c8.1.2136"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-20079",
  "serverity": "\u9ad8",
  "submitTime": "2019-12-30",
  "title": "Vim\u91ca\u653e\u540e\u91cd\u7528\u6f0f\u6d1e"
}

CVE-2019-20079 (GCVE-0-2019-20079)

Vulnerability from cvelistv5 – Published: 2019-12-30 00:04 – Updated: 2024-08-05 02:32

Summary

The autocmd feature in window.c in Vim before 8.1.2136 accesses freed memory.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

4 references

URL	Tags
https://github.com/vim/vim/commit/ec66c41d84e574b…	x_refsource_MISC
https://packetstormsecurity.com/files/154898	x_refsource_MISC
https://github.com/vim/vim/compare/v8.1.2135...v8…	x_refsource_MISC
https://usn.ubuntu.com/4309-1/	vendor-advisoryx_refsource_UBUNTU

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-05T02:32:10.523Z",
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            "url": "https://github.com/vim/vim/commit/ec66c41d84e574baf8009dbc0bd088d2bc5b2421"
          },
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            ],
            "url": "https://packetstormsecurity.com/files/154898"
          },
          {
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              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/vim/vim/compare/v8.1.2135...v8.1.2136"
          },
          {
            "name": "USN-4309-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
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            ],
            "url": "https://usn.ubuntu.com/4309-1/"
          }
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      "descriptions": [
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        }
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      "providerMetadata": {
        "dateUpdated": "2020-03-30T19:06:03.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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          "url": "https://packetstormsecurity.com/files/154898"
        },
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          "url": "https://github.com/vim/vim/compare/v8.1.2135...v8.1.2136"
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      "x_legacyV4Record": {
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          "ID": "CVE-2019-20079",
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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.

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.

Action not permitted

CNVD-2020-03946

CVE-2019-20079 (GCVE-0-2019-20079)

Tags

Sightings

Nomenclature

Related by attack behaviour