cnvd-2015-02740
Vulnerability from cnvd
Title: PowerDNS Recursor和Authoritative Server标签拒绝服务漏洞
Description:
PowerDNS Recursor是一款域名解析服务器。PowerDNS Authoritative Server是一款DNS服务器。
PowerDNS Recursor和Authoritative Server程序处理压缩的标签时存在错误，允许攻击者可利用漏洞触发递归循环，消耗CPU资源。
Severity: 中
Patch Name: PowerDNS Recursor和Authoritative Server标签拒绝服务漏洞的补丁
Patch Description:
PowerDNS Recursor是一款域名解析服务器。PowerDNS Authoritative Server是一款DNS服务器。
PowerDNS Recursor和Authoritative Server程序处理压缩的标签时存在错误，允许攻击者可利用漏洞触发递归循环，消耗CPU资源。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:
用户可参考如下厂商提供的安全公告获取补丁以修复该漏洞： http://doc.powerdns.com/md/security/powerdns-advisory-2015-01/
Reference: http://doc.powerdns.com/md/security/powerdns-advisory-2015-01/
Impacted products
| Name | ['PowerDNS Recursor >= 3.5', 'PowerDNS Authoritative Server >= 3.2'] |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2015-1868"
}
},
"description": "PowerDNS Recursor\u662f\u4e00\u6b3e\u57df\u540d\u89e3\u6790\u670d\u52a1\u5668\u3002PowerDNS Authoritative Server\u662f\u4e00\u6b3eDNS\u670d\u52a1\u5668\u3002\r\n\r\nPowerDNS Recursor\u548cAuthoritative Server\u7a0b\u5e8f\u5904\u7406\u538b\u7f29\u7684\u6807\u7b7e\u65f6\u5b58\u5728\u9519\u8bef\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u89e6\u53d1\u9012\u5f52\u5faa\u73af\uff0c\u6d88\u8017CPU\u8d44\u6e90\u3002",
"discovererName": "Aki Tuomi",
"formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttp://doc.powerdns.com/md/security/powerdns-advisory-2015-01/",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2015-02740",
"openTime": "2015-04-28",
"patchDescription": "PowerDNS Recursor\u662f\u4e00\u6b3e\u57df\u540d\u89e3\u6790\u670d\u52a1\u5668\u3002PowerDNS Authoritative Server\u662f\u4e00\u6b3eDNS\u670d\u52a1\u5668\u3002\r\n\r\nPowerDNS Recursor\u548cAuthoritative Server\u7a0b\u5e8f\u5904\u7406\u538b\u7f29\u7684\u6807\u7b7e\u65f6\u5b58\u5728\u9519\u8bef\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u89e6\u53d1\u9012\u5f52\u5faa\u73af\uff0c\u6d88\u8017CPU\u8d44\u6e90\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\u548cAuthoritative Server\u6807\u7b7e\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": [
"PowerDNS Recursor \u003e= 3.5",
"PowerDNS Authoritative Server \u003e= 3.2"
]
},
"referenceLink": "http://doc.powerdns.com/md/security/powerdns-advisory-2015-01/",
"serverity": "\u4e2d",
"submitTime": "2015-04-26",
"title": "PowerDNS Recursor\u548cAuthoritative Server\u6807\u7b7e\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}
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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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