CVE-2025-2826: arista networks eos

Vulnerability summary

CVE-2025-2826 is a low (CVSS 2.6) vulnerability in arista networks eos. EPSS estimates a 0.52% chance of exploitation in the next 30 days, higher than 42.7% of scored vulnerabilities.

Timeline

1. 27-05-2025
   PublishedVulnerability first disclosed.
2. 28-05-2025
   Last modifiedVulnerability information updated.

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.

• CWE-1284Improper Validation of Specified Quantity in InputThe product receives input that is expected to specify a quantity (such as size or length), but it does not validate or incorrectly validates that the quantity has the required properties.