Vulnerability-Lookup

CNVD-2022-88810

Vulnerability from cnvd - Published: 2022-12-16

Title

ToaruOS代码执行漏洞

Description

ToaruOS是一套使用C语言编写的开源计算机操作系统。 ToaruOS 2.0.1版本存在代码执行漏洞，该漏洞源于readelf存在全局溢出，攻击者可利用漏洞在解析特制的ELF文件时远程执行代码。

Severity

高

Patch Name

ToaruOS代码执行漏洞的补丁

Patch Description

ToaruOS是一套使用C语言编写的开源计算机操作系统。 ToaruOS 2.0.1版本存在代码执行漏洞，该漏洞源于readelf存在全局溢出，攻击者可利用漏洞在解析特制的ELF文件时允许远程代码执行。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://github.com/klange/toaruos/commit/5d36d27bb9da768ae45dadd5a6b50c8981935d82

Reference

https://github.com/klange/toaruos/issues/243

Impacted products

Name
ToaruOS ToaruOS 2.0.1

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-38932",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-38932"
    }
  },
  "description": "ToaruOS\u662f\u4e00\u5957\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684\u5f00\u6e90\u8ba1\u7b97\u673a\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nToaruOS 2.0.1\u7248\u672c\u5b58\u5728\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8ereadelf\u5b58\u5728\u5168\u5c40\u6ea2\u51fa\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5728\u89e3\u6790\u7279\u5236\u7684ELF\u6587\u4ef6\u65f6\u8fdc\u7a0b\u6267\u884c\u4ee3\u7801\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://github.com/klange/toaruos/commit/5d36d27bb9da768ae45dadd5a6b50c8981935d82",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-88810",
  "openTime": "2022-12-16",
  "patchDescription": "ToaruOS\u662f\u4e00\u5957\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684\u5f00\u6e90\u8ba1\u7b97\u673a\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nToaruOS 2.0.1\u7248\u672c\u5b58\u5728\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8ereadelf\u5b58\u5728\u5168\u5c40\u6ea2\u51fa\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5728\u89e3\u6790\u7279\u5236\u7684ELF\u6587\u4ef6\u65f6\u5141\u8bb8\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\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": "ToaruOS\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "ToaruOS ToaruOS 2.0.1"
  },
  "referenceLink": "https://github.com/klange/toaruos/issues/243",
  "serverity": "\u9ad8",
  "submitTime": "2022-09-29",
  "title": "ToaruOS\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e"
}

CVE-2022-38932 (GCVE-0-2022-38932)

Vulnerability from cvelistv5 – Published: 2022-09-27 17:52 – Updated: 2025-05-21 15:03

Summary

readelf in ToaruOS 2.0.1 has a global overflow allowing RCE when parsing a crafted ELF file.

Severity

8.4 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-05-21 15:03 UTC

CWE

n/a
CWE-787 - Out-of-bounds Write

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://github.com/klange/toaruos/issues/243	x_refsource_MISC

Show details on NVD website

JSON

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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.

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CNVD-2022-88810

CVE-2022-38932 (GCVE-0-2022-38932)

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