CNVD-2020-13528
Vulnerability from cnvd - Published: 2020-02-26
VLAI
Title
libyal liblnk缓冲区溢出漏洞(CNVD-2020-13528)
Description
liblnk是一个用来访问Windows快捷方式文件(LNK)格式的库。
liblnk 20191006之前版本中的liblnk_location_information.c中的liblnk_location_information_read_data存在堆缓冲区溢出漏洞,攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
Severity
低
Patch Name
libyal liblnk缓冲区溢出漏洞(CNVD-2020-13528)的补丁
Patch Description
liblnk是一个用来访问Windows快捷方式文件(LNK)格式的库。
liblnk 20191006之前版本中的liblnk_location_information.c中的liblnk_location_information_read_data存在堆缓冲区溢出漏洞,攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。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/libyal/liblnk/commit/c4d04de2c76f62129677c90a616d049be9c52482
Reference
https://nvd.nist.gov/vuln/detail/CVE-2019-17264
https://github.com/libyal/liblnk/issues/38
Impacted products
| Name | libyal liblnk <20191006 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2019-17264",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-17264"
}
},
"description": "liblnk\u662f\u4e00\u4e2a\u7528\u6765\u8bbf\u95eeWindows\u5feb\u6377\u65b9\u5f0f\u6587\u4ef6\uff08LNK\uff09\u683c\u5f0f\u7684\u5e93\u3002\n\nliblnk 20191006\u4e4b\u524d\u7248\u672c\u4e2d\u7684liblnk_location_information.c\u4e2d\u7684liblnk_location_information_read_data\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\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/libyal/liblnk/commit/c4d04de2c76f62129677c90a616d049be9c52482",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2020-13528",
"openTime": "2020-02-26",
"patchDescription": "liblnk\u662f\u4e00\u4e2a\u7528\u6765\u8bbf\u95eeWindows\u5feb\u6377\u65b9\u5f0f\u6587\u4ef6\uff08LNK\uff09\u683c\u5f0f\u7684\u5e93\u3002\r\n\r\nliblnk 20191006\u4e4b\u524d\u7248\u672c\u4e2d\u7684liblnk_location_information.c\u4e2d\u7684liblnk_location_information_read_data\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\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": "libyal liblnk\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2020-13528\uff09\u7684\u8865\u4e01",
"products": {
"product": "libyal liblnk \u003c20191006"
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-17264\r\nhttps://github.com/libyal/liblnk/issues/38",
"serverity": "\u4f4e",
"submitTime": "2019-10-08",
"title": "libyal liblnk\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2020-13528\uff09"
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
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