cnvd-2020-50554
Vulnerability from cnvd
Title
Chrony拒绝服务漏洞(CNVD-2020-50554)
Description
Chrony是网络时间协议(NTP)的一种通用实现,它可以同步系统时钟与NTP服务器。
Chrony产品存在拒绝服务,该漏洞源于网络系统或产品未对输入的数据进行正确的验证,攻击者可能利用这个漏洞导致拒绝服务条件,拒绝向合法用户提供服务。
Severity
低
VLAI Severity ?
Formal description
目前厂商未提供修复方案,请关注厂商主页: https://chrony.tuxfamily.org/
Reference
https://usn.ubuntu.com/4475-1/
Impacted products
| Name | Chrony Chrony <3.5.1 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2020-14367",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-14367"
}
},
"description": "Chrony\u662f\u7f51\u7edc\u65f6\u95f4\u534f\u8bae(NTP)\u7684\u4e00\u79cd\u901a\u7528\u5b9e\u73b0\uff0c\u5b83\u53ef\u4ee5\u540c\u6b65\u7cfb\u7edf\u65f6\u949f\u4e0eNTP\u670d\u52a1\u5668\u3002\n\nChrony\u4ea7\u54c1\u5b58\u5728\u62d2\u7edd\u670d\u52a1\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u672a\u5bf9\u8f93\u5165\u7684\u6570\u636e\u8fdb\u884c\u6b63\u786e\u7684\u9a8c\u8bc1\uff0c\u653b\u51fb\u8005\u53ef\u80fd\u5229\u7528\u8fd9\u4e2a\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\uff0c\u62d2\u7edd\u5411\u5408\u6cd5\u7528\u6237\u63d0\u4f9b\u670d\u52a1\u3002",
"formalWay": "\u76ee\u524d\u5382\u5546\u672a\u63d0\u4f9b\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://chrony.tuxfamily.org/",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2020-50554",
"openTime": "2020-09-07",
"products": {
"product": "Chrony Chrony \u003c3.5.1"
},
"referenceLink": "https://usn.ubuntu.com/4475-1/",
"serverity": "\u4f4e",
"submitTime": "2020-08-31",
"title": "Chrony\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2020-50554\uff09"
}
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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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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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