378 matches found
Arista Networks EOS Tunnel Decapsulation Improper Validation (SA0137)
On affected platforms running Arista EOS where a tunnel decapsulation configuration - such as VXLAN Virtual Extensible LAN, decap-groups, or a GRE Generic Routing Encapsulation tunnel interface - is present, the switch will incorrectly decapsulate and forward other unexpected tunneled packets wit...
Exploit for Incomplete Comparison with Missing Factors in Arista Eos
README.md markdown CVE-2026-7473 - Arista EOS Tunnel Decapsula...
CISA Adds Cisco, Chrome, and Arista Flaws to KEV Catalog Amid Active Exploitation
The U.S. Cybersecurity and Infrastructure Security Agency CISA on Tuesday added three new vulnerabilities to its Known Exploited Vulnerabilities KEV catalog, following reports of active exploitation. The list of vulnerabilities is as follows - CVE-2026-20245 CVSS score: 7.8 - An improper encoding...
CVE-2026-7473
On affected platforms running Arista EOS where a tunnel decapsulation configuration—such as VXLAN Virtual Extensible LAN, decap-groups, or a GRE Generic Routing Encapsulation tunnel interface—is present, the switch will incorrectly decapsulate and forward other unexpected tunneled packet with a...
CVE-2024-27890
Affected platforms running Arista EOS with OpenConfig configured, a gNMI Set request can be run when it should have been rejected. This can result in unexpected configuration being applied to the switch...
CVE-2024-6858
In Arista’s EOS when in 802.1X mode, multi-auth unauthenticated hosts might be allowed access to a switch port if there exists an EAPOL capable device in the fallback VLAN...
CVE-2026-2379
On affected platforms with hardware IPSec support running Arista EOS with certain IPsec features enabled, EOS may exhibit unexpected behavior in specific cases. Physical interface flaps and certain agent restarts can cause IPsec tunnel re-establishment with existing Security Associations, resulti...
CVE-2026-2379 Arista EOS IPsec Tunnel Sequence Number Mismatch via Interface Flaps when Anti-Replay is Disabled
On affected platforms with hardware IPSec support running Arista EOS with certain IPsec features enabled, EOS may exhibit unexpected behavior in specific cases. Physical interface flaps and certain agent restarts can cause IPsec tunnel re-establishment with existing Security Associations, resulti...
CVE-2026-2379 Arista EOS IPsec Tunnel Sequence Number Mismatch via Interface Flaps when Anti-Replay is Disabled
On affected platforms with hardware IPSec support running Arista EOS with certain IPsec features enabled, EOS may exhibit unexpected behavior in specific cases. Physical interface flaps and certain agent restarts can cause IPsec tunnel re-establishment with existing Security Associations, resulti...
CVE-2026-2379
The CVE-2026-2379 issue affects Arista EOS on hardware IPSec platforms where anti-replay is disabled. When IPsec is enabled, specific events (physical interface flaps or certain agent restarts) can trigger IPsec tunnel re-establishment using existing SAs, causing sequence number mismatches betwee...
CVE-2026-2379
On affected platforms with hardware IPSec support running Arista EOS with certain IPsec features enabled, EOS may exhibit unexpected behavior in specific cases. Physical interface flaps and certain agent restarts can cause IPsec tunnel re-establishment with existing Security Associations, resulti...
EUVD-2026-34875
On affected platforms with hardware IPSec support running Arista EOS with certain IPsec features enabled, EOS may exhibit unexpected behavior in specific cases. Physical interface flaps and certain agent restarts can cause IPsec tunnel re-establishment with existing Security Associations, resulti...
CVE-2026-7473 Arista EOS Unexpected Tunnel Protocol Decapsulation and Forwarding Bypass
On affected platforms running Arista EOS where a tunnel decapsulation configuration—such as VXLAN Virtual Extensible LAN, decap-groups, or a GRE Generic Routing Encapsulation tunnel interface—is present, the switch will incorrectly decapsulate and forward other unexpected tunneled packet with a...
EUVD-2026-34858
On affected platforms running Arista EOS where a tunnel decapsulation configuration—such as VXLAN Virtual Extensible LAN, decap-groups, or a GRE Generic Routing Encapsulation tunnel interface—is present, the switch will incorrectly decapsulate and forward other unexpected tunneled packet with a...
EUVD-2024-55612
Affected platforms running Arista EOS with OpenConfig configured, a gNMI Set request can be run when it should have been rejected. This can result in unexpected configuration being applied to the switch...
EUVD-2024-55611
On affected platforms running Arista EOS with MACsec and egress ACLs configured on the same interfaces, the ACL policies may not be enforced for packets egressing on those ports. This can cause outgoing packets to incorrectly be allowed or denied...
EUVD-2023-60580
On affected platforms running Arista EOS with 802.1x authentication configured on the access/trunk ports, and routing enabled on the access VLAN of the ports, a malicious supplicant may be able to bypass the requirement to perform 802.1x authentication...
Arista EOS 安全漏洞
Arista EOS is a fully programmable, highly modular Linux-based network operating system developed by the American company Arista. There is a security vulnerability in Arista EOS, which occurs when, under certain conditions, physical interface fluctuations and proxy restarts may cause the IPsec...
Arista EOS 安全漏洞
Arista EOS is a fully programmable, highly modular Linux-based network operating system developed by the American company Arista. There is a security vulnerability in Arista EOS, which arises due to the lack of verification of the tunnel protocol type during tunnel decapsulation configurations...
CVE-2024-27892
Affected platforms running Arista EOS with OpenConfig configured, a gNMI Set request can be run when it should have been rejected. This can result in unexpected configuration being applied to the switch...