CVE-2025-2826

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

27/05/2025

Last modified:

28/05/2025

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:<br /> <br /> * Packets which should be permitted may be dropped and,<br /> * Packets which should be dropped may be permitted.

Impact

Vector 3.x

CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 2.60 LOW
Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector (AV): Adjacent
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): Low
Availability (A): None

Base Score 3.x

2.60

Severity 3.x

LOW

References to Advisories, Solutions, and Tools

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