CNVD-2018-05154
Vulnerability from cnvd - Published: 2018-03-13
VLAI Severity ?
Title
FreeXL堆缓冲区越边界读取漏洞(CNVD-2018-05154)
Description
FreeXL是软件开发者Alessandro Furieri所研发的一个开源的用于从Excel(.xls)电子表格中提取有效数据的库。
FreeXL 1.0.5之前版本中的‘parse_SST’函数存在堆缓冲区越边界读取漏洞。攻击者可借助特制的xls文件利用该漏洞造成拒绝服务(段错误)。
Severity
中
Patch Name
FreeXL堆缓冲区越边界读取漏洞(CNVD-2018-05154)的补丁
Patch Description
FreeXL是软件开发者Alessandro Furieri所研发的一个开源的用于从Excel(.xls)电子表格中提取有效数据的库。
FreeXL 1.0.5之前版本中的‘parse_SST’函数存在堆缓冲区越边界读取漏洞。攻击者可借助特制的xls文件利用该漏洞造成拒绝服务(段错误)。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,详情请关注厂商主页: https://www.gaia-gis.it/fossil/freexl/index
Reference
https://nvd.nist.gov/vuln/detail/CVE-2018-7436
https://bugzilla.redhat.com/show_bug.cgi?id=1547879
Impacted products
| Name | FreeXL FreeXL <1.0.5 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2018-7436"
}
},
"description": "FreeXL\u662f\u8f6f\u4ef6\u5f00\u53d1\u8005Alessandro Furieri\u6240\u7814\u53d1\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u7528\u4e8e\u4eceExcel\uff08.xls\uff09\u7535\u5b50\u8868\u683c\u4e2d\u63d0\u53d6\u6709\u6548\u6570\u636e\u7684\u5e93\u3002\r\n\r\nFreeXL 1.0.5\u4e4b\u524d\u7248\u672c\u4e2d\u7684\u2018parse_SST\u2019\u51fd\u6570\u5b58\u5728\u5806\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684xls\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u6bb5\u9519\u8bef\uff09\u3002",
"discovererName": "Leon",
"formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a \r\nhttps://www.gaia-gis.it/fossil/freexl/index",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2018-05154",
"openTime": "2018-03-13",
"patchDescription": "FreeXL\u662f\u8f6f\u4ef6\u5f00\u53d1\u8005Alessandro Furieri\u6240\u7814\u53d1\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u7528\u4e8e\u4eceExcel\uff08.xls\uff09\u7535\u5b50\u8868\u683c\u4e2d\u63d0\u53d6\u6709\u6548\u6570\u636e\u7684\u5e93\u3002\r\n\r\nFreeXL 1.0.5\u4e4b\u524d\u7248\u672c\u4e2d\u7684\u2018parse_SST\u2019\u51fd\u6570\u5b58\u5728\u5806\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684xls\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u6bb5\u9519\u8bef\uff09\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": "FreeXL\u5806\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\u6f0f\u6d1e\uff08CNVD-2018-05154\uff09\u7684\u8865\u4e01",
"products": {
"product": "FreeXL FreeXL \u003c1.0.5"
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-7436\r\nhttps://bugzilla.redhat.com/show_bug.cgi?id=1547879",
"serverity": "\u4e2d",
"submitTime": "2018-02-24",
"title": "FreeXL\u5806\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\u6f0f\u6d1e\uff08CNVD-2018-05154\uff09"
}
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Sightings
| Author | Source | Type | Date |
|---|
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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