22 matches found
CVE-2026-77190
On affected platforms running Arista EOS, an unauthenticated attacker who is network-adjacent to the switch and able to connect to a device with PIM Sparse Mode and MLAG configured, can send malformed messages that cause the Pimsm agent to terminate unexpectedly. The Pimsm agent is automatically...
EUVD-2026-80388
On affected platforms running Arista EOS, an unauthenticated attacker who is network-adjacent to the switch and able to connect to a device with PIM Sparse Mode and MLAG configured, can send malformed messages that cause the Pimsm agent to terminate unexpectedly. The Pimsm agent is automatically...
CVE-2026-77190 Security Advisory 0177
On affected platforms running Arista EOS, an unauthenticated attacker who is network-adjacent to the switch and able to connect to a device with PIM Sparse Mode and MLAG configured, can send malformed messages that cause the Pimsm agent to terminate unexpectedly. The Pimsm agent is automatically...
CVE-2026-77190
CVE-2026-77190 affects Arista EOS where an unauthenticated, network-adjacent attacker can send malformed PIM Sparse Mode messages to a device with both PIM SM and MLAG configured, causing the Pimsm agent to crash. Repeated attacks produce a sustained denial of service through continuous agent res...
CVE-2026-73450
On affected platforms running Arista EOS with MLAG Dual Primary Detection configured, an unauthenticated attacker with access to the Dual Primary Detection network segment can send specially crafted packets to interfere with the dual-primary state. If the MLAG primary switch fails while these...
CVE-2026-73450 Security Advisory 0161
On affected platforms running Arista EOS with MLAG Dual Primary Detection configured, an unauthenticated attacker with access to the Dual Primary Detection network segment can send specially crafted packets to interfere with the dual-primary state. If the MLAG primary switch fails while these...
EUVD-2026-80083
On affected platforms running Arista EOS with MLAG Dual Primary Detection configured, an unauthenticated attacker with access to the Dual Primary Detection network segment can send specially crafted packets to interfere with the dual-primary state. If the MLAG primary switch fails while these...
CVE-2026-73450 Security Advisory 0161
On affected platforms running Arista EOS with MLAG Dual Primary Detection configured, an unauthenticated attacker with access to the Dual Primary Detection network segment can send specially crafted packets to interfere with the dual-primary state. If the MLAG primary switch fails while these...
CVE-2026-73450
On affected Arista EOS platforms with MLAG Dual Primary Detection configured, an unauthenticated attacker with access to the heartbeat network segment can send crafted UDP packets to corrupt the dual-primary state. If the MLAG primary switch fails while these packets are present, the secondary sw...
PT-2026-93259
Name of the Vulnerable Software and Affected Versions Arista EOS affected versions not specified Description An unauthenticated attacker with access to the Dual Primary Detection network segment can send specially crafted packets to interfere with the dual-primary state of platforms running Arist...
CVE-2026-77190: Improper Input Validation
On affected platforms running Arista EOS, an unauthenticated attacker who is network-adjacent to the switch and able to connect to a device with PIM Sparse Mode and MLAG configured, can send malformed messages that cause the Pimsm agent to terminate unexpectedly. The Pimsm agent is automatically...
PT-2026-93428
Name of the Vulnerable Software and Affected Versions Arista EOS affected versions not specified Description An unauthenticated attacker network-adjacent to the switch can cause a sustained denial of service on devices configured with PIM Sparse Mode and MLAG. By sending malformed messages, the...
CVE-2026-73450: Insufficient Verification of Data Authenticity
On affected platforms running Arista EOS with MLAG Dual Primary Detection configured, an unauthenticated attacker with access to the Dual Primary Detection network segment can send specially crafted packets to interfere with the dual-primary state. If the MLAG primary switch fails while these...
Security Advisory 0161
Security Advisory 0161 . CSAF PDF Date: September 9, 2026 Revision | Date | Changes ---|---|--- 1.0 | September 9, 2026 | Initial release 1.1 | September 22, 2026 | CSAF JSON file added The CVE-ID tracking this issue: CVE-2026-73450 CVSSv3.1 Base Score: 6.9...
EUVD-2018-17037
Malware in sbrugna...
Arista Networks EOS Mlag agent DOS (SA0032)
The version of Arista Networks EOS running on the remote device is affected by a denial of service DoS vulnerability in the switch's Mlag agent. An unauthenticated, remote attacker can exploit this, by sending crafted UDP packets on a specific UDP port destined to the switchâs IP address, in...
CVE-2018-5255
The Mlag agent in Arista EOS 4.19 before 4.19.4M and 4.20 before 4.20.2F allows remote attackers to cause a denial of service agent restart via crafted UDP packets...
Code injection
The Mlag agent in Arista EOS 4.19 before 4.19.4M and 4.20 before 4.20.2F allows remote attackers to cause a denial of service agent restart via crafted UDP packets...
CVE-2018-5255
The Mlag agent in Arista EOS 4.19 before 4.19.4M and 4.20 before 4.20.2F allows remote attackers to cause a denial of service agent restart via crafted UDP packets...
CVE-2018-5255: Undefined Security Weakness
The Mlag agent in Arista EOS 4.19 before 4.19.4M and 4.20 before 4.20.2F allows remote attackers to cause a denial of service agent restart via crafted UDP packets...