cnvd-2020-52846
Vulnerability from cnvd
Title
Net-SNMP资源管理错误漏洞
Description
Net-SNMP是一套开源的简单网络管理协议（Simple Network Management Protocol）软件。该软件用于监控网络设备、电脑设备、UPS设备等。 Net-SNMP 5.8.1.pre1之前版本中的snmplib/snmpusm.c 文件的usm_free_usmStateReference存在资源管理错误漏洞。该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。目前没有详细漏洞细节提供。
Severity
中
Patch Name
Net-SNMP资源管理错误漏洞的补丁
Patch Description
Net-SNMP是一套开源的简单网络管理协议（Simple Network Management Protocol）软件。该软件用于监控网络设备、电脑设备、UPS设备等。 Net-SNMP 5.8.1.pre1之前版本中的snmplib/snmpusm.c 文件的usm_free_usmStateReference存在资源管理错误漏洞。该漏洞源于网络系统或产品对系统资源（如内存、磁盘空间、文件等）的管理不当。目前没有详细漏洞细节提供。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/net-snmp/net-snmp/commit/5f881d3bf24599b90d67a45cae7a3eb099cd71c9

Reference
https://nvd.nist.gov/vuln/detail/CVE-2019-20892
Impacted products
Name
Net-SNMP Net-SNMP <5.8.1.pre1
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-20892"
    }
  },
  "description": "Net-SNMP\u662f\u4e00\u5957\u5f00\u6e90\u7684\u7b80\u5355\u7f51\u7edc\u7ba1\u7406\u534f\u8bae\uff08Simple Network Management Protocol\uff09\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u7528\u4e8e\u76d1\u63a7\u7f51\u7edc\u8bbe\u5907\u3001\u7535\u8111\u8bbe\u5907\u3001UPS\u8bbe\u5907\u7b49\u3002\n\nNet-SNMP 5.8.1.pre1\u4e4b\u524d\u7248\u672c\u4e2d\u7684snmplib/snmpusm.c \u6587\u4ef6\u7684usm_free_usmStateReference\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5bf9\u7cfb\u7edf\u8d44\u6e90\uff08\u5982\u5185\u5b58\u3001\u78c1\u76d8\u7a7a\u95f4\u3001\u6587\u4ef6\u7b49\uff09\u7684\u7ba1\u7406\u4e0d\u5f53\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\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\uff1a\r\nhttps://github.com/net-snmp/net-snmp/commit/5f881d3bf24599b90d67a45cae7a3eb099cd71c9",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-52846",
  "openTime": "2020-09-15",
  "patchDescription": "Net-SNMP\u662f\u4e00\u5957\u5f00\u6e90\u7684\u7b80\u5355\u7f51\u7edc\u7ba1\u7406\u534f\u8bae\uff08Simple Network Management Protocol\uff09\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u7528\u4e8e\u76d1\u63a7\u7f51\u7edc\u8bbe\u5907\u3001\u7535\u8111\u8bbe\u5907\u3001UPS\u8bbe\u5907\u7b49\u3002\r\n\r\nNet-SNMP 5.8.1.pre1\u4e4b\u524d\u7248\u672c\u4e2d\u7684snmplib/snmpusm.c \u6587\u4ef6\u7684usm_free_usmStateReference\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5bf9\u7cfb\u7edf\u8d44\u6e90\uff08\u5982\u5185\u5b58\u3001\u78c1\u76d8\u7a7a\u95f4\u3001\u6587\u4ef6\u7b49\uff09\u7684\u7ba1\u7406\u4e0d\u5f53\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\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": "Net-SNMP\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Net-SNMP Net-SNMP \u003c5.8.1.pre1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-20892",
  "serverity": "\u4e2d",
  "submitTime": "2020-06-28",
  "title": "Net-SNMP\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e"
}


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