cnvd - cnvd-2019-03587

cnvd-2019-03587

Vulnerability from cnvd

Title: PowerDNS Recursor Lua安全策略绕过漏洞

Description:

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

PowerDNS Recursor 4.1.4版本至4.1.8版本中存在安全特征问题漏洞，该漏洞源于程序未能对通过TCP协议所接收到的查询执行Lua hooks机制。远程攻击者可利用该漏洞绕过安全策略。

Severity: 中

Formal description:

厂商已发布漏洞修复程序，请及时关注更新： https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-01.html

Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-3806

Impacted products

Name
PowerDNS Recursor >=4.1.4，<=4.1.8

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-3806"
    }
  },
  "description": "PowerDNS Recursor\uff08\u53c8\u540dpdns_recursor\uff09\u662f\u8377\u5170PowerDNS\u516c\u53f8\u7684\u4e00\u6b3e\u57df\u540d\u89e3\u6790\u670d\u52a1\u5668\u3002\n\nPowerDNS Recursor 4.1.4\u7248\u672c\u81f34.1.8\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u7279\u5f81\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u5bf9\u901a\u8fc7TCP\u534f\u8bae\u6240\u63a5\u6536\u5230\u7684\u67e5\u8be2\u6267\u884cLua hooks\u673a\u5236\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u5b89\u5168\u7b56\u7565\u3002",
  "discovererName": "Dhananjay Arunesh",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-01.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-03587",
  "openTime": "2019-02-01",
  "products": {
    "product": "PowerDNS Recursor \u003e=4.1.4\uff0c\u003c=4.1.8"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-3806",
  "serverity": "\u4e2d",
  "submitTime": "2019-01-30",
  "title": "PowerDNS Recursor Lua\u5b89\u5168\u7b56\u7565\u7ed5\u8fc7\u6f0f\u6d1e"
}

CVE-2019-3806 (GCVE-0-2019-3806)

Vulnerability from cvelistv5

Published

2019-01-29 17:00

Modified

2024-08-04 19:19

Severity ?

5.4 (Medium) - CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:H

CWE

CWE-358

Summary

An issue has been found in PowerDNS Recursor versions after 4.1.3 before 4.1.9 where Lua hooks are not properly applied to queries received over TCP in some specific combination of settings, possibly bypassing security policies enforced using Lua.

References

▼	URL	Tags
	https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-01.html	x_refsource_CONFIRM
	https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3806	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	Power DNS	pdns-recursor	Version: versions after 4.1.3 before 4.1.9

Show details on NVD website

JSON

To clipboard

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    ],
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        {
          "cvssV3_0": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
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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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