cnvd-2022-55146
Vulnerability from cnvd
Title
Cisco IOS XR BGP Ethernet VPN拒绝服务漏洞
Description
Cisco IOS XR是美国思科(Cisco)公司的一套为其网络设备开发的操作系统。
Cisco IOS XR BGP Ethernet VPN存在拒绝服务漏洞,攻击者可利用该漏洞导致拒绝服务。
Severity
高
VLAI Severity ?
Formal description
厂商尚未提供漏洞修复方案,请关注厂商主页更新: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-bgpevpn-zWTRtPBb
Reference
https://vigilance.fr/vulnerability/Cisco-IOS-XR-denial-of-service-via-BGP-Ethernet-VPN-38054
Impacted products
| Name | Cisco Cisco IOS XR |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2022-20758",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-20758"
}
},
"description": "Cisco IOS XR\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nCisco IOS XR BGP Ethernet VPN\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
"formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-bgpevpn-zWTRtPBb",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2022-55146",
"openTime": "2022-08-04",
"products": {
"product": "Cisco Cisco IOS XR"
},
"referenceLink": "https://vigilance.fr/vulnerability/Cisco-IOS-XR-denial-of-service-via-BGP-Ethernet-VPN-38054",
"serverity": "\u9ad8",
"submitTime": "2022-04-15",
"title": "Cisco IOS XR BGP Ethernet VPN\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.
- 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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