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CVE-2025-2826

Published: May 27, 2025Updated: May 28, 2025 Sources: CVE List NVDCWE-1284
NVD MITRE
2.6CVSSLOW
EPSS Score
0.5%
Top 63.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

n affected platforms running Arista EOS, ACL policies may not be enforced. IPv4 ingress ACL, MAC ingress ACL, or IPv6 standard ingress ACL enabled on one or more ethernet or LAG interfaces may result in ACL policies not being enforced for ingress packets. This can cause incoming packets to incorrectly be allowed or denied. The two symptoms of this issue on the affected release and platform are: * Packets which should be permitted may be dropped and, * Packets which should be dropped may be permitted.

CVSS Vector Breakdown

AV:AAC:HPR:LUI:NS:UC:NI:LA:N
Exploitability
AV:AAttack Vector
Adjacent
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-1284

Affected Products

EOSArista Networks
On-prem
Networking Infrastructure / router-switch
arista networkscommercialUSNetworking Infrastructureaka arista networks

Exploitability

Official Patch Available
Workaround Available

References

https://www.arista.com/en/support/advisories-notices/security-advisory/21414-security-advisory-0120
arista.com

Timeline

Published
May 27, 2025
Last Updated
May 28, 2025

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