CVE-2025-2826

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 v3.1 Score

2.6

LOW

CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

Weakness Type (CWE)

CWE-1284 CWE-1284

References

Other References

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

Frequently Asked Questions

What is CVE-2025-2826? +

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. It has a CVSS v3.1 base score of 2.6 (LOW).

How severe is CVE-2025-2826? +

CVE-2025-2826 has a CVSS v3.1 score of 2.6 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

How do I check if I'm vulnerable to CVE-2025-2826? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2025-41100

Incorrect authentication vulnerability in ParkingDoor. Through this vulnerability it is possible to operate the device without the access being logged …

CVE-2024-6768

A Denial of Service in CLFS.sys in Microsoft Windows 10, Windows 11, Windows Server 2016, Windows Server 2019, and Windows …

CVE-2025-8424

Improper access control on the NetScaler Management Interface in NetScaler ADC and NetScaler Gateway when an attacker can get access …

CVE-2025-5808

Improper Input Validation vulnerability in OpenText Self Service Password Reset allows Authentication Bypass.This issue affects Self Service Password Reset from …

CVE-2025-9316

N-central < 2025.4 can generate sessionIDs for unauthenticated users This issue affects N-central: before 2025.4.

CVE-2025-48507

The security state of the calling processor into Trusted Firmware (TF-A) is not used and could potentially allow non-secure processors …