CVE-2020-26569

🗓️ 28 Dec 2020 16:15:12Reported by [email protected]Type

nvd

nvd🔗 web.nvd.nist.gov👁 26 Views

EVPN VxLAN setup in Arista EOS allows malformed packets to create incorrect MAC to IP bindings, leading to improper VLAN forwarding and potential traffic discards

Reporter	Title	Published	Views	Family All 9
Arista	Security Advisory 0057	16 Dec 202000:00	–	arista
Circl	CVE-2020-26569	28 Dec 202018:28	–	circl
CNNVD	Arista EOS Security Breach	28 Dec 202000:00	–	cnnvd
CVE	CVE-2020-26569	28 Dec 202015:52	–	cve
Cvelist	CVE-2020-26569	28 Dec 202015:52	–	cvelist
EUVD	EUVD-2020-19114	7 Oct 202500:30	–	euvd
NCSC	Vulnerabilities fixed in Arista EOS	17 Dec 202000:00	–	ncsc
OSV	CVE-2020-26569	28 Dec 202016:15	–	osv
Prion	Design/Logic Flaw	28 Dec 202016:15	–	prion

NVD

Node

arista eosRange4.21.0f–4.21.12m

OR

arista eosRange4.22.0f–4.22.7m

OR

arista eosRange4.23.0f–4.23.5m

OR

arista eosRange4.24.0f–4.24.2f

AND

arista 7010t-48Match-

OR

arista 7050cx3-32sMatch-

OR

arista 7050cx3m-32sMatch-

OR

arista 7050qx-32sMatch-

OR

arista 7050qx2-32sMatch-

OR

arista 7050sx-128Match-

OR

arista 7050sx-64Match-

OR

arista 7050sx-72qMatch-

OR

arista 7050sx2-128Match-

OR

arista 7050sx2-72qMatch-

OR

arista 7050sx3-48c8Match-

OR

arista 7050sx3-48ycMatch-

OR

arista 7050sx3-48yc12Match-

OR

arista 7050sx3-48yc8Match-

OR

arista 7050sx3-96yc8Match-

OR

arista 7050tx-48Match-

OR

arista 7050tx-64Match-

OR

arista 7050tx-72qMatch-

OR

arista 7050tx2-128Match-

OR

arista 7050tx3-48c8Match-

OR

arista 7060cx-32sMatch-

OR

arista 7060cx2-32sMatch-

OR

arista 7060dx4-32Match-

OR

arista 7060px4-32Match-

OR

arista 7060sx2-48yc6Match-

OR

arista 720xp-24y6Match-

OR

arista 720xp-24zy4Match-

OR

arista 720xp-48y6Match-

OR

arista 720xp-48zc2Match-

OR

arista 720xp-96zc2Match-

OR

arista 7250qx-64Match-

OR

arista 7260cxMatch-

OR

arista 7260cx3Match-

OR

arista 7260cx3-64Match-

OR

arista 7260qxMatch-

OR

arista 7300x-32qMatch-

OR

arista 7300x-64sMatch-

OR

arista 7300x-64tMatch-

OR

arista 7300x3-32cMatch-

OR

arista 7300x3-48yc4Match-

OR

arista 7304x3Match-

OR

arista 7308x3Match-

OR

arista 7320x-32cMatch-

OR

arista 7324xMatch-

OR

arista 7328xMatch-

OR

arista 7368x4Match-

Source	Link
arista	www.arista.com/en/support/advisories-notices/security-advisories/11997-security-advisory-57

17 Jun 2026 03:08Current

5.7Medium risk

Vulners AI Score5.7

CVSS 24.3

CVSS 3.15.9

EPSS0.00841

evpn vxlan arista eos malformed packets mac to ip bindings vlan forward traffic discard