CVE-2021-28511

🗓️ 05 Aug 2022 16:47:31Reported by AristaType

cve🔗 web.nvd.nist.gov📰️ 4 Media mentions👁 65 Views

Vulnerability in Arista EOS for security ACL bypas

Reporter	Title	Published	Views	Family All 8
Arista	Security Advisory 0078	19 Jul 202200:00	–	arista
CNNVD	Arista Networks Arista EOS 安全漏洞	5 Aug 202200:00	–	cnnvd
Cvelist	CVE-2021-28511 This advisory documents the impact of an internally found vulnerability in Arista EOS for security ACL bypass. The impact of this vulnerability is that the security ACL drop rule might be bypassed if a NAT ACL rule filter with permit action matches t ...	5 Aug 202216:47	–	cvelist
EUVD	EUVD-2021-15187	7 Oct 202500:30	–	euvd
NVD	CVE-2021-28511	5 Aug 202217:15	–	nvd
Prion	Design/Logic Flaw	5 Aug 202217:15	–	prion
Positive Technologies	PT-2022-9903 · Arista · Arista Eos	19 Jul 202200:00	–	ptsecurity
Vulnrichment	CVE-2021-28511 This advisory documents the impact of an internally found vulnerability in Arista EOS for security ACL bypass. The impact of this vulnerability is that the security ACL drop rule might be bypassed if a NAT ACL rule filter with permit action matches t ...	5 Aug 202216:47	–	vulnrichment

NVD

Node

arista eosRange≤4.24.9

arista eosRange4.25.0–4.25.8

arista eosRange4.26.0–4.26.5

arista eosRange4.27.0–4.27.3

AND

arista 7050cx3-32sMatch-

arista 7050cx3m-32sMatch-

arista 7050sx3-48c8Match-

arista 7050sx3-48ycMatch-

arista 7050sx3-48yc12Match-

arista 7050sx3-48yc8Match-

arista 7050sx3-96yc8Match-

arista 7050tx3-48c8Match-

arista 720xp-24y6Match-

arista 720xp-24zy4Match-

arista 720xp-48y6Match-

arista 720xp-48zc2Match-

arista 720xp-96zc2Match-

arista 7300x3-32cMatch-

arista 7300x3-48yc4Match-

[
  {
    "product": "EOS",
    "vendor": "Arista Networks",
    "versions": [
      {
        "lessThanOrEqual": "4.24.9",
        "status": "affected",
        "version": "4.24.0",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "4.25.8",
        "status": "affected",
        "version": "4.25.0",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "4.26.5",
        "status": "affected",
        "version": "4.26.0",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "4.27.3",
        "status": "affected",
        "version": "4.27.0",
        "versionType": "custom"
      }
    ]
  }
]