Vulnerability-Lookup

CNVD-2022-25188

Vulnerability from cnvd - Published: 2022-03-31

Title

mruby存在未明漏洞（CNVD-2022-25188）

Description

mruby是一款Ruby语言的轻量级实现。 mruby 3.1及之前存在安全漏洞，该漏洞源于mrb_vm_exec中的释放后重用。目前没有详细的漏洞细节提供。

Severity

中

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://github.com/mruby/mruby/commit/aaa28a508903041dd7399d4159a8ace9766b022f

Reference

https://cxsecurity.com/cveshow/CVE-2022-1071/

Impacted products

Name
mruby mruby <=3.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-1071"
    }
  },
  "description": "mruby\u662f\u4e00\u6b3eRuby\u8bed\u8a00\u7684\u8f7b\u91cf\u7ea7\u5b9e\u73b0\u3002\n\nmruby 3.1\u53ca\u4e4b\u524d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8emrb_vm_exec\u4e2d\u7684\u91ca\u653e\u540e\u91cd\u7528\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://github.com/mruby/mruby/commit/aaa28a508903041dd7399d4159a8ace9766b022f",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-25188",
  "openTime": "2022-03-31",
  "products": {
    "product": "mruby mruby \u003c=3.1"
  },
  "referenceLink": "https://cxsecurity.com/cveshow/CVE-2022-1071/",
  "serverity": "\u4e2d",
  "submitTime": "2022-03-29",
  "title": "mruby\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2022-25188\uff09"
}

CVE-2022-1071 (GCVE-0-2022-1071)

Vulnerability from cvelistv5 – Published: 2022-03-26 03:40 – Updated: 2024-08-02 23:47

Title

User after free in mrb_vm_exec in mruby/mruby

Summary

User after free in mrb_vm_exec in GitHub repository mruby/mruby prior to 3.2.

Severity

7.7 (High)


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

CWE

CWE-416 - Use After Free

Assigner

@huntrdev Scorecard

References

2 references

URL	Tags
https://huntr.dev/bounties/6597ece9-07af-415b-809…	x_refsource_CONFIRM
https://github.com/mruby/mruby/commit/aaa28a50890…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
mruby	mruby/mruby	Affected: unspecified , < 3.2 (custom)

Show details on NVD website

JSON

To clipboard

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            "url": "https://huntr.dev/bounties/6597ece9-07af-415b-809b-919ce0a17cf3"
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            ],
            "url": "https://github.com/mruby/mruby/commit/aaa28a508903041dd7399d4159a8ace9766b022f"
          }
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        "title": "CVE Program Container"
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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.

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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.

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CNVD-2022-25188

CVE-2022-1071 (GCVE-0-2022-1071)

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