The vulnerability of the OpenConfig.Set command in the Arist EOS operating system allows a hacker to gain unauthorized access to protected information.

The vulnerability of the OpenConfig.Set command in the Arist EOS operating system is related to access control errors. Exploiting this vulnerability could allow a malicious actor to gain unauthorized access to protected information...

The vulnerability of the OpenConfig.Set command in the Arist EOS operating system allows a attacker to influence the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the OpenConfig.Set command in the Arist EOS operating system is related to access control errors. Exploiting this vulnerability could allow a malicious actor to compromise the confidentiality, integrity, and accessibility of protected information...

CVE-2025-2796

On affected platforms with hardware IPSec support running Arista EOS with IPsec enabled and anti-replay protection configured, EOS may exhibit unexpected behavior in specific cases. Received duplicate encrypted packets, which should be dropped under normal anti-replay protection, will instead be...

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...

CVE-2024-11185

On affected platforms running Arista EOS, ingress traffic on Layer 2 ports may, under certain conditions, be improperly forwarded to ports associated with different VLANs, resulting in a breach of VLAN isolation and segmentation boundaries...

CVE-2025-2796

On affected platforms with hardware IPSec support running Arista EOS with IPsec enabled and anti-replay protection configured, EOS may exhibit unexpected behavior in specific cases. Received duplicate encrypted packets, which should be dropped under normal anti-replay protection, will instead be...

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...

CVE-2024-11185

On affected platforms running Arista EOS, ingress traffic on Layer 2 ports may, under certain conditions, be improperly forwarded to ports associated with different VLANs, resulting in a breach of VLAN isolation and segmentation boundaries...

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.

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...

CVE-2025-2826

CVE-2025-2826 affects Arista EOS platforms where IPv4/ MAC / IPv6 ingress ACLs may not be enforced on one or more interfaces, leading to ingress packets being incorrectly allowed or denied. The Arista advisory notes the issue exists in EOS train 4.33.x, with fixed releases including 4.33.2.1F, 4....

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.

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...

CVE-2025-2796 On affected platforms with hardware IPSec support running Arista EOS with IPsec enabled and anti-replay protection configured, EOS may exhibit unexpected behavior in specific cases. Received duplicate encrypted packets, which should be dropped under normal

On affected platforms with hardware IPSec support running Arista EOS with IPsec enabled and anti-replay protection configured, EOS may exhibit unexpected behavior in specific cases. Received duplicate encrypted packets, which should be dropped under normal anti-replay protection, will instead be...

CVE-2025-2796

CVE-2025-2796 affects Arista EOS on platforms with hardware IPSec support where IPsec is enabled and anti-replay protection is configured. In certain cases, received duplicate encrypted packets that should be dropped by anti-replay protection are forwarded instead, as described by Arista’s adviso...

CVE-2025-2796 On affected platforms with hardware IPSec support running Arista EOS with IPsec enabled and anti-replay protection configured, EOS may exhibit unexpected behavior in specific cases. Received duplicate encrypted packets, which should be dropped under normal

On affected platforms with hardware IPSec support running Arista EOS with IPsec enabled and anti-replay protection configured, EOS may exhibit unexpected behavior in specific cases. Received duplicate encrypted packets, which should be dropped under normal anti-replay protection, will instead be...

CVE-2024-11185 On affected platforms running Arista EOS, ingress traffic on Layer 2 ports may, under certain conditions, be improperly forwarded to ports associated with different VLANs, resulting in a breach of VLAN isolation and segmentation boundaries.

On affected platforms running Arista EOS, ingress traffic on Layer 2 ports may, under certain conditions, be improperly forwarded to ports associated with different VLANs, resulting in a breach of VLAN isolation and segmentation boundaries...

CVE-2024-11185

CVE-2024-11185 affects Arista EOS: ingress traffic on Layer-2 ports can be improperly forwarded to VLANs other than the intended one, breaching VLAN isolation. Affected EOS releases include 4.29.x (4.29.10M and below), 4.30.x (4.30.9M and below), 4.31.x (4.31.6M and below), 4.32.x (4.32.3M and be...

CVE-2024-11185 On affected platforms running Arista EOS, ingress traffic on Layer 2 ports may, under certain conditions, be improperly forwarded to ports associated with different VLANs, resulting in a breach of VLAN isolation and segmentation boundaries.

On affected platforms running Arista EOS, ingress traffic on Layer 2 ports may, under certain conditions, be improperly forwarded to ports associated with different VLANs, resulting in a breach of VLAN isolation and segmentation boundaries...

PT-2025-23040 · Arista · Arista Eos

Name of the Vulnerable Software and Affected Versions: Arista EOS affected versions not specified Description: The issue affects Arista EOS with IPsec enabled and anti-replay protection configured on platforms with hardware IPSec support. In specific cases, EOS may exhibit unexpected behavior,...

PT-2025-23043 · Arista · Arista Eos

Name of the Vulnerable Software and Affected Versions: Arista EOS affected versions not specified Description: On affected platforms running Arista EOS, ACL policies may not be enforced. This issue affects IPv4 ingress ACL, MAC ingress ACL, or IPv6 standard ingress ACL enabled on one or more...

Security Advisory 0120

Security Advisory 0120 . CSAF PDF Date: May 27, 2025 Revision | Date | Changes ---|---|--- 1.0 | May 27, 2025 | Initial release The CVE-ID tracking this issue: CVE-2025-2826 CVSSv3.1 Base Score: 2.6 CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N Common Weakness Enumeration: CWE-284: Improper Access...