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CVE-2021-27854 L2 network filtering bypass using stacked VLAN0, LLC/SNAP headers, and Ethernet to Wifi frame translation
| Reporter | Title | Published | Views | Family All 17 |
|---|---|---|---|---|
 | Security Advisory 0080 | 27 Sep 202200:00 | – | arista |
 | CVE-2021-27854 | 27 Sep 202222:28 | – | circl |
 | Vulnerabilities in Layer 2 Network Security Controls Affecting Cisco Products: September 2022 | 27 Sep 202216:00 | – | cisco |
 | 多款Cisco产品安全漏洞 | 27 Sep 202200:00 | – | cnnvd |
 | CVE-2021-27854 | 27 Sep 202218:40 | – | cve |
 | EUVD-2021-14592 | 7 Oct 202500:30 | – | euvd |
 | K45012151: Layer 2 security bypass issue CVE-2021-27861, CVE-2021-27862, CVE-2021-27853, CVE-2021-27854 | 21 Feb 202318:54 | – | f5 |
 | SA45654 - Multiple OpenSSL Vulnerabilities in Layer 2 network filtering capabilities | 14 Feb 202307:22 | – | ivanti |
 | Researcher discovered vulnerabilities in Layer-2 managed switches | 28 Sep 202200:00 | – | ncsc |
 | CVE-2021-27854 | 27 Sep 202219:15 | – | nvd |
10
[
{
"vendor": "IETF",
"product": "P802.1Q",
"versions": [
{
"version": "D1.0",
"status": "affected",
"lessThanOrEqual": "D1.0",
"versionType": "custom"
}
]
},
{
"vendor": "IETF",
"product": "draft-ietf-v6ops-ra-guard",
"versions": [
{
"version": "08",
"status": "affected",
"lessThanOrEqual": "08",
"versionType": "custom"
}
]
},
{
"vendor": "IEEE",
"product": "802.2",
"versions": [
{
"version": "802.2h-1997",
"status": "affected",
"lessThanOrEqual": "802.2h-1997",
"versionType": "custom"
}
]
}
]Data
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12 Oct 2022 00:00Current
5.1Medium risk
Vulners AI Score5.1
EPSS0.00658