1275 matches found
CVE-2026-73445: Improper Input Validation
On affected platforms running Arista EOS, an issue with the gRPC Network Security Interface gNSI Authz Rotate RPC may cause an incorrect Authz policy which was uploaded in the ongoing RPC stream to become active. This does not affect Bootz. This issue was discovered internally by Arista and the...
CVE-2026-2380: Plaintext Storage of a Password
On affected platforms running Arista EOS with OpenConfig-related services i.e., gNMI, gNSI, RESTCONF and NETCONF, sensitive requests and responses may be unintentionally logged. These may be stored on the local EOS device or recorded on remote accounting servers. Note that gRPC-based streaming vi...
PT-2026-93326
Name of the Vulnerable Software and Affected Versions Arista EOS-based products affected versions not specified Description An authenticated user can escalate privileges to root and execute arbitrary OS commands by sending a crafted Certz Rotate request to the gRPC Network Security Interface gNSI...
PT-2026-93913
On affected platforms running Arista EOS with VRRPv2 IP-AH authentication configured, an unauthenticated attacker within the same layer 2 network segment on which VRRP is running can capture a legitimate authenticated VRRP advertisement and replay it indefinitely. Replayed advertisements can be...
PT-2026-93366
Name of the Vulnerable Software and Affected Versions EOS affected versions not specified Description On platforms with AAA-based gRPC authorization enabled for OpenConfig, gRPC requests from an authenticated user may utilize an incorrect privilege level. This leads to authorization being process...
CVE-2026-73443: Authentication Bypass by Capture-replay
On affected platforms running Arista EOS with VRRPv2 IP-AH authentication configured, an unauthenticated attacker within the same layer 2 network segment on which VRRP is running can capture a legitimate authenticated VRRP advertisement and replay it indefinitely. Replayed advertisements can be...
PT-2026-93914
On affected platforms running Arista EOS with IGMP Internet Group Management Protocol snooping configured enabled by default on all VLANs, a network-adjacent unauthenticated attacker can send malformed network packets on an affected VLAN to cause the IGMP snooping agent to terminate unexpectedly...
CVE-2026-73462: Out-of-bounds Read
On affected platforms running Arista EOS with IGMP Internet Group Management Protocol snooping configured enabled by default on all VLANs, a network-adjacent unauthenticated attacker can send malformed network packets on an affected VLAN to cause the IGMP snooping agent to terminate unexpectedly...
CVE-2026-73439: Placement of User into Incorrect Group
On affected platforms running Arista EOS, if OpenConfig is configured and running a gNMI server on the system, and if gNSI Pathz is configured and a gNSI Pathz policy is present on the system, then gNMI may fail to correctly enforce the rules in this policy if both a group rule and a user rule fo...
PT-2026-93363
Name of the Vulnerable Software and Affected Versions Arista EOS affected versions not specified Description On platforms running Arista EOS with OpenConfig-related services, including gNMI, gNSI, RESTCONF, and NETCONF, sensitive requests and responses may be unintentionally logged. This...
PT-2026-93424
Name of the Vulnerable Software and Affected Versions Arista EOS affected versions not specified Description On platforms running Arista EOS with Simple Network Management Protocol SNMP configured, SNMPv3 local or remote user credentials may be exposed as a one-way hashed, localized key value...
CVE-2026-73440: Improper Removal of Sensitive Information Before Storage or Transfer
On affected platforms running Arista EOS with Simple Network Management Protocol SNMP configured, SNMPv3 local or remote user credentials may be exposed as a one-way hashed, localized key value within the device's running and sanitized configurations. An authenticated user who gains access to thi...
CVE-2026-73442: Insertion of Sensitive Information into Log File
On affected platforms running Arista EOS with VRRP enabled, the peer device VRRP authentication credentials are logged in cleartext on the switch, allowing an authenticated user with sufficient privileges to view agent trace logs or a system receiving forwarded log output to obtain the peer devic...
CVE-2026-73457: Insertion of Sensitive Information into Log File
Under certain circumstances on affected platforms running Arista EOS with gRPC Network Packet Sampling Interface gNPSI enabled, the gNPSI client credentials might be logged in clear text in local or remote accounting logs to authenticated users...
CVE-2026-73469: Incorrect Authorization
When specific platforms are using Arista EOS with a loose Unicast Reverse Path Forwarding uRPF configuration, certain traffic may not be subjected to the intended verification drop. Consequently, traffic that should be dropped based on these routes could still be processed and forwarded by the...
CVE-2026-73446: Incorrect Behavior Order
On affected platforms running Arista EOS with IS-IS configured on a broadcast interface, an unauthenticated attacker can send a crafted IS-IS Hello Protocol Data Unit PDU that causes the device to tear down an established IS-IS adjacency. This may result in traffic disruption and loss of IP...
PT-2026-93364
Name of the Vulnerable Software and Affected Versions Arista EOS affected versions not specified Description When OpenConfig is configured with a running gNMI server and gNSI Pathz is active with a defined policy, gNMI may fail to correctly enforce policy rules if both a group rule and a user rul...
PT-2026-93411
Name of the Vulnerable Software and Affected Versions Arista EOS affected versions not specified Description An unauthenticated P4Runtime Programming Protocol-Independent Packet Processors Runtime client can achieve arbitrary code execution on platforms running Arista EOS when P4Runtime is...
Arista Networks EOS 4.36.1F Multiple Vulnerabilities (SA0150)
The version of Arista Networks EOS running on the remote device is affected by multiple vulnerabilities as referenced in security advisory SA0150. - On Arista EOS 4.36.1F configured as an 802.1X authenticator with per-supplicant access control lists, an adjacent attacker can trigger an unexpected...
Arista Networks EOS P4Runtime Arbitrary Code Execution (SA0174)
The version of Arista Networks EOS running on the remote device is affected by a code injection vulnerability as referenced in security advisory SA0174. - An unauthenticated P4Runtime Programming Protocol-Independent Packet Processors Runtime client can achieve arbitrary code execution under...