CNVD-2021-02361

Vulnerability from cnvd - Published: 2021-01-10
VLAI Severity ?
Title
Apache Flink任意文件读取漏洞
Description
Apache Flink是高效和分布式的通用数据处理平台。 Apache Flink产品存在任意文件读取漏洞，攻击者可以利用该漏洞读取服务器的敏感文件，借助硬编码凭证利用该漏洞对HMI配置文件进行读写操作并重置设备。
Severity
中
Patch Name
Apache Flink任意文件读取漏洞的补丁
Patch Description
Apache Flink是高效和分布式的通用数据处理平台。 Apache Flink产品存在任意文件读取漏洞，攻击者可以利用该漏洞读取服务器的敏感文件，借助硬编码凭证利用该漏洞对HMI配置文件进行读写操作并重置设备。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已修复漏洞，补丁获取链接： https://flink.apache.org/

Reference
http://www.openwall.com/lists/oss-security/2021/01/05/2
Impacted products
Name
Apache Flink >=1.11.0，<=1.11.2
Show details on source website
To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-17519",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-17519"
    }
  },
  "description": "Apache Flink\u662f\u9ad8\u6548\u548c\u5206\u5e03\u5f0f\u7684\u901a\u7528\u6570\u636e\u5904\u7406\u5e73\u53f0\u3002\n\nApache Flink\u4ea7\u54c1\u5b58\u5728\u4efb\u610f\u6587\u4ef6\u8bfb\u53d6\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u8bfb\u53d6\u670d\u52a1\u5668\u7684\u654f\u611f\u6587\u4ef6\uff0c\u501f\u52a9\u786c\u7f16\u7801\u51ed\u8bc1\u5229\u7528\u8be5\u6f0f\u6d1e\u5bf9HMI\u914d\u7f6e\u6587\u4ef6\u8fdb\u884c\u8bfb\u5199\u64cd\u4f5c\u5e76\u91cd\u7f6e\u8bbe\u5907\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u5df2\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://flink.apache.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-02361",
  "openTime": "2021-01-10",
  "patchDescription": "Apache Flink\u662f\u9ad8\u6548\u548c\u5206\u5e03\u5f0f\u7684\u901a\u7528\u6570\u636e\u5904\u7406\u5e73\u53f0\u3002\r\n\r\nApache Flink\u4ea7\u54c1\u5b58\u5728\u4efb\u610f\u6587\u4ef6\u8bfb\u53d6\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u8be5\u6f0f\u6d1e\u8bfb\u53d6\u670d\u52a1\u5668\u7684\u654f\u611f\u6587\u4ef6\uff0c\u501f\u52a9\u786c\u7f16\u7801\u51ed\u8bc1\u5229\u7528\u8be5\u6f0f\u6d1e\u5bf9HMI\u914d\u7f6e\u6587\u4ef6\u8fdb\u884c\u8bfb\u5199\u64cd\u4f5c\u5e76\u91cd\u7f6e\u8bbe\u5907\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": "Apache Flink\u4efb\u610f\u6587\u4ef6\u8bfb\u53d6\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Apache Flink \u003e=1.11.0\uff0c\u003c=1.11.2"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2021/01/05/2",
  "serverity": "\u4e2d",
  "submitTime": "2021-01-06",
  "title": "Apache Flink\u4efb\u610f\u6587\u4ef6\u8bfb\u53d6\u6f0f\u6d1e"
}


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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.



Detection rules are retrieved from Rulezet.