cnvd - cnvd-2021-25670

cnvd-2021-25670

Vulnerability from cnvd

Title: PowerDNS Recursor存在未明漏洞（CNVD-2021-25670）

Description:

PowerDNS Recursor（pdns_recursor）是荷兰PowerDNS公司的一款域名解析服务器。

PowerDNS Recursor 4.3.1及之前版本、4.2.2及之前版本和4.1.16及之前版本中存在安全漏洞，该漏洞源于程序未能正确对内部Web服务器进行ACL访问限制，远程攻击者可借助特制HTTP请求利用该漏洞绕过安全限制。

Severity: 中

Patch Name: PowerDNS Recursor存在未明漏洞（CNVD-2021-25670）的补丁

Patch Description:

PowerDNS Recursor（pdns_recursor）是荷兰PowerDNS公司的一款域名解析服务器。

PowerDNS Recursor 4.3.1及之前版本、4.2.2及之前版本和4.1.16及之前版本中存在安全漏洞，该漏洞源于程序未能正确对内部Web服务器进行ACL访问限制，远程攻击者可借助特制HTTP请求利用该漏洞绕过安全限制。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:

厂商已提供漏洞修补方案，请关注厂商主页及时更新： https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2020-04.html

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-14196

Impacted products

Name
['PowerDNS Recursor <=4.3.1', 'PowerDNS Recursor <=4.2.2', 'PowerDNS Recursor <=4.1.16']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-14196"
    }
  },
  "description": "PowerDNS Recursor\uff08pdns_recursor\uff09\u662f\u8377\u5170PowerDNS\u516c\u53f8\u7684\u4e00\u6b3e\u57df\u540d\u89e3\u6790\u670d\u52a1\u5668\u3002\n\nPowerDNS Recursor 4.3.1\u53ca\u4e4b\u524d\u7248\u672c\u30014.2.2\u53ca\u4e4b\u524d\u7248\u672c\u548c4.1.16\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5bf9\u5185\u90e8Web\u670d\u52a1\u5668\u8fdb\u884cACL\u8bbf\u95ee\u9650\u5236\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236HTTP\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u5b89\u5168\u9650\u5236\u3002",
  "formalWay": "\u5382\u5546\u5df2\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u8865\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u53ca\u65f6\u66f4\u65b0\uff1a\r\nhttps://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2020-04.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-25670",
  "openTime": "2021-04-08",
  "patchDescription": "PowerDNS Recursor\uff08pdns_recursor\uff09\u662f\u8377\u5170PowerDNS\u516c\u53f8\u7684\u4e00\u6b3e\u57df\u540d\u89e3\u6790\u670d\u52a1\u5668\u3002\r\n\r\nPowerDNS Recursor 4.3.1\u53ca\u4e4b\u524d\u7248\u672c\u30014.2.2\u53ca\u4e4b\u524d\u7248\u672c\u548c4.1.16\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5bf9\u5185\u90e8Web\u670d\u52a1\u5668\u8fdb\u884cACL\u8bbf\u95ee\u9650\u5236\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236HTTP\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u5b89\u5168\u9650\u5236\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": "PowerDNS Recursor\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-25670\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "PowerDNS Recursor \u003c=4.3.1",
      "PowerDNS Recursor \u003c=4.2.2",
      "PowerDNS Recursor \u003c=4.1.16"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-14196",
  "serverity": "\u4e2d",
  "submitTime": "2020-07-02",
  "title": "PowerDNS Recursor\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-25670\uff09"
}

CVE-2020-14196 (GCVE-0-2020-14196)

Vulnerability from cvelistv5

Published

2020-07-01 17:03

Modified

2024-08-04 12:39

Severity ?

CWE

Summary

In PowerDNS Recursor versions up to and including 4.3.1, 4.2.2 and 4.1.16, the ACL restricting access to the internal web server is not properly enforced.

References

▼	URL	Tags
	https://www.openwall.com/lists/oss-security/2020/07/01/1	x_refsource_CONFIRM
	https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2020-04.html	x_refsource_CONFIRM
	http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00043.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00044.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00042.html	vendor-advisory, x_refsource_SUSE
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7TUNCUZNASYSTVD35QGFAI6XO2BFMQ2F/	vendor-advisory, x_refsource_FEDORA
	http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00036.html	vendor-advisory, x_refsource_SUSE

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

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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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