Vulnerability-Lookup

CNVD-2019-34452

Vulnerability from cnvd - Published: 2019-10-11

Title

libyal liblnk缓冲区溢出漏洞

Description

libyal liblnk是一个用于访问Windows快捷方式文件（LNK）格式的库。 libyal liblnk 20191006版本中的liblnk_location_information.c文件存在缓冲区溢出漏洞，该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作，攻击者可利用该漏洞导致缓冲区溢出或堆溢出。

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/libyal/liblnk

Reference

https://github.com/libyal/liblnk/issues/40 https://nvd.nist.gov/vuln/detail/CVE-2019-17401

Impacted products

Name
libyal liblnk 20191006

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-17401"
    }
  },
  "description": "libyal liblnk\u662f\u4e00\u4e2a\u7528\u4e8e\u8bbf\u95eeWindows\u5feb\u6377\u65b9\u5f0f\u6587\u4ef6\uff08LNK\uff09\u683c\u5f0f\u7684\u5e93\u3002\n\nlibyal liblnk 20191006\u7248\u672c\u4e2d\u7684liblnk_location_information.c\u6587\u4ef6\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u5185\u5b58\u4e0a\u6267\u884c\u64cd\u4f5c\u65f6\uff0c\u672a\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\uff0c\u5bfc\u81f4\u5411\u5173\u8054\u7684\u5176\u4ed6\u5185\u5b58\u4f4d\u7f6e\u4e0a\u6267\u884c\u4e86\u9519\u8bef\u7684\u8bfb\u5199\u64cd\u4f5c\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u3002",
  "discovererName": "c0d3xpl0it",
  "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/libyal/liblnk",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-34452",
  "openTime": "2019-10-11",
  "products": {
    "product": "libyal liblnk 20191006"
  },
  "referenceLink": "https://github.com/libyal/liblnk/issues/40\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-17401",
  "serverity": "\u4e2d",
  "submitTime": "2019-10-11",
  "title": "libyal liblnk\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2019-17401 (GCVE-0-2019-17401)

Vulnerability from cvelistv5 – Published: 2019-10-09 18:21 – Updated: 2024-11-15 15:02 Disputed

Summary

libyal liblnk 20191006 has a heap-based buffer over-read in the network_share_name_offset>20 code block of liblnk_location_information_read_data in liblnk_location_information.c, a different issue than CVE-2019-17264. NOTE: the vendor has disputed this as described in the GitHub issue

Severity

No CVSS data available.

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-04-24 16:20 UTC

CWE

Assigner

mitre mitre root Scorecard

References

1 reference

URL	Tags
https://github.com/libyal/liblnk/issues/40	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.
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CNVD-2019-34452

CVE-2019-17401 (GCVE-0-2019-17401)

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