cnvd-2020-68258
Vulnerability from cnvd
Title: Maxmind Libmaxminddb缓冲区溢出漏洞
Description:
Maxmind Libmaxminddb是美国Maxmind公司的一个用于处理Maxmind类型文件的C代码库。该代码库用于处理Maxmind DB文件,包括该格式的geo-ip数据，geo-ip可用于检索目标IP信息。
libmaxminddb 1.4.3之前版本存在安全漏洞，该漏洞源于在maxminddb.c中的转储条目数据列表中有一个基于堆的缓冲区overread。目前没有详细的漏洞细节提供。
Severity: 中
Patch Name: Maxmind Libmaxminddb缓冲区溢出漏洞的补丁
Patch Description:
Maxmind Libmaxminddb是美国Maxmind公司的一个用于处理Maxmind类型文件的C代码库。该代码库用于处理Maxmind DB文件,包括该格式的geo-ip数据，geo-ip可用于检索目标IP信息。
libmaxminddb 1.4.3之前版本存在安全漏洞，该漏洞源于在maxminddb.c中的转储条目数据列表中有一个基于堆的缓冲区overread。目前没有详细的漏洞细节提供。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/maxmind/libmaxminddb/pull/237
Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-28241
Impacted products
| Name | Maxmind Maxmind Libmaxminddb <1.4.3 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2020-28241",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-28241"
}
},
"description": "Maxmind Libmaxminddb\u662f\u7f8e\u56fdMaxmind\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u4e8e\u5904\u7406Maxmind\u7c7b\u578b\u6587\u4ef6\u7684C\u4ee3\u7801\u5e93\u3002\u8be5\u4ee3\u7801\u5e93\u7528\u4e8e\u5904\u7406Maxmind DB\u6587\u4ef6,\u5305\u62ec\u8be5\u683c\u5f0f\u7684geo-ip\u6570\u636e\uff0cgeo-ip\u53ef\u7528\u4e8e\u68c0\u7d22\u76ee\u6807IP\u4fe1\u606f\u3002\n\nlibmaxminddb 1.4.3\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728maxminddb.c\u4e2d\u7684\u8f6c\u50a8\u6761\u76ee\u6570\u636e\u5217\u8868\u4e2d\u6709\u4e00\u4e2a\u57fa\u4e8e\u5806\u7684\u7f13\u51b2\u533aoverread\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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\uff1ahttps://github.com/maxmind/libmaxminddb/pull/237",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2020-68258",
"openTime": "2020-12-01",
"patchDescription": "Maxmind Libmaxminddb\u662f\u7f8e\u56fdMaxmind\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u4e8e\u5904\u7406Maxmind\u7c7b\u578b\u6587\u4ef6\u7684C\u4ee3\u7801\u5e93\u3002\u8be5\u4ee3\u7801\u5e93\u7528\u4e8e\u5904\u7406Maxmind DB\u6587\u4ef6,\u5305\u62ec\u8be5\u683c\u5f0f\u7684geo-ip\u6570\u636e\uff0cgeo-ip\u53ef\u7528\u4e8e\u68c0\u7d22\u76ee\u6807IP\u4fe1\u606f\u3002\r\n\r\nlibmaxminddb 1.4.3\u4e4b\u524d\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728maxminddb.c\u4e2d\u7684\u8f6c\u50a8\u6761\u76ee\u6570\u636e\u5217\u8868\u4e2d\u6709\u4e00\u4e2a\u57fa\u4e8e\u5806\u7684\u7f13\u51b2\u533aoverread\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "Maxmind Libmaxminddb\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": "Maxmind Maxmind Libmaxminddb \u003c1.4.3"
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-28241",
"serverity": "\u4e2d",
"submitTime": "2020-11-10",
"title": "Maxmind Libmaxminddb\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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