cnvd - cnvd-2020-34453

cnvd-2020-34453

Vulnerability from cnvd

Title: PowerDNS Recursor输入验证错误漏洞

Description:

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

PowerDNS Recursor 4.1.0版本至4.3.0版本中存在安全漏洞，该漏洞源于未能正确验证DNSSEC签名。攻击者可利用该漏洞绕过DNSSEC验证。

Severity: 中

Patch Name: PowerDNS Recursor输入验证错误漏洞的补丁

Patch Description:

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

PowerDNS Recursor 4.1.0版本至4.3.0版本中存在安全漏洞，该漏洞源于未能正确验证DNSSEC签名。攻击者可利用该漏洞绕过DNSSEC验证。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://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2020-02.html

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-12244

Impacted products

Name
PowerDNS Recursor >=4.1.0，<=4.3.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-12244"
    }
  },
  "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 4.1.0\u7248\u672c\u81f34.3.0\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1DNSSEC\u7b7e\u540d\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7DNSSEC\u9a8c\u8bc1\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://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2020-02.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-34453",
  "openTime": "2020-06-23",
  "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 4.1.0\u7248\u672c\u81f34.3.0\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1DNSSEC\u7b7e\u540d\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7DNSSEC\u9a8c\u8bc1\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\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "PowerDNS Recursor \u003e=4.1.0\uff0c\u003c=4.3.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-12244",
  "serverity": "\u4e2d",
  "submitTime": "2020-05-20",
  "title": "PowerDNS Recursor\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2020-12244 (GCVE-0-2020-12244)

Vulnerability from cvelistv5

Published

2020-05-19 13:51

Modified

2024-08-04 11:48

Severity ?

CWE

Summary

An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly validated in SyncRes::processAnswer, allowing an attacker to bypass DNSSEC validation.

References

▼	URL	Tags
	https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2020-02.html	x_refsource_CONFIRM
	http://www.openwall.com/lists/oss-security/2020/05/19/3	mailing-list, x_refsource_MLIST
	https://www.debian.org/security/2020/dsa-4691	vendor-advisory, x_refsource_DEBIAN
	http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00052.html	vendor-advisory, x_refsource_SUSE
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PS4ZN5XGENYNFKX7QIIOUCQQHXE37GJF/	vendor-advisory, x_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NMP72NJGKBWR5WEBXAWX5KSLQUDFTG6S/	vendor-advisory, x_refsource_FEDORA

Impacted products

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

Show details on NVD website

JSON

To clipboard

{
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            ],
            "url": "https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2020-02.html"
          },
          {
            "name": "[oss-security] 20200519 PowerDNS Recursor 4.3.1, 4.2.2. and 4.1.16 released fixing multiple vulnerabilities",
            "tags": [
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          },
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        ],
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    "cna": {
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      "providerMetadata": {
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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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