27 matches found
EUVD-2026-78170
On affected platforms running Arista EOS with both 802.1X port authentication and the RADIUS proxy feature configured with dynamic authorization, a low-privileged attacker on an adjacent network segment who induces a RADIUS packet through a configured RADIUS proxy client can prevent RADIUS dynami...
CVE-2026-73449
On affected platforms running Arista EOS with both 802.1X port authentication and the RADIUS proxy feature configured with dynamic authorization, a low-privileged attacker on an adjacent network segment who induces a RADIUS packet through a configured RADIUS proxy client can prevent RADIUS dynami...
CVE-2026-77191
CVE-2026-77191 affects Arista EOS with 802.1X authentication and ACL-based per-supplicant authorization configured. When hardware ACL resources reach capacity during bulk authentication, an authenticated supplicant on an adjacent network segment may send unrestricted traffic during a brief window...
CVE-2026-73449
Arista EOS is vulnerable when both 802.1X port authentication and RADIUS proxy are configured with dynamic authorization. A low-privileged attacker on an adjacent network segment can induce a RADIUS packet through a configured RADIUS proxy client, preventing Change-of-Authorization (CoA) and Disc...
PT-2026-91748
On affected platforms running Arista EOS with both 802.1X port authentication and the RADIUS proxy feature configured with dynamic authorization, a low-privileged attacker on an adjacent network segment who induces a RADIUS packet through a configured RADIUS proxy client can prevent RADIUS dynami...
Security Advisory 0150
Security Advisory 0150 . 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 Description All of the CVEs covered in this advisory apply to affected platforms running Arista EOS with 802.1X...
CVE-2023-5502: Improper Authentication
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...
EUVD-2017-16026
Malware in sbrugna...
EUVD-2018-5940
Malware in sbrugna...
CVE-2018-14008
Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled...
CVE-2024-39511
An Improper Input Validation vulnerability in the 802.1X Authentication dot1x Daemon of Juniper Networks Junos OS allows a local, low-privileged attacker with access to the CLI to cause a Denial of Service DoS. On running a specific operational dot1x command, the dot1x daemon crashes. An attacker...
CVE-2024-39511
The CVE-2024-39511 entry concerns Juniper Networks Junos OS: an improper input validation vulnerability in the 802.1X Authentication (dot1x) Daemon. When an operator runs a specific dot1x command, the dot1x daemon may crash, causing a Denial of Service that clears all 802.1x client authentication...
CVE-2024-39511 Junos OS: The 802.1X Authentication Daemon crashes on running a specific command
An Improper Input Validation vulnerability in the 802.1X Authentication dot1x Daemon of Juniper Networks Junos OS allows a local, low-privileged attacker with access to the CLI to cause a Denial of Service DoS. On running a specific operational dot1x command, the dot1x daemon crashes. An attacker...
CVE-2024-39511: Improper Input Validation
An Improper Input Validation vulnerability in the 802.1X Authentication dot1x Daemon of Juniper Networks Junos OS allows a local, low-privileged attacker with access to the CLI to cause a Denial of Service DoS. On running a specific operational dot1x command, the dot1x daemon crashes. An attacker...
Arista Networks EOS 802.1x authentication DoS (SA0038)
The version of Arista Networks EOS running on the remote device is affected by a denial of service DoS vulnerability in the 802.1x authentication feature, and by extension MACSec, when dynamic keys are used. An adjacent, unauthenticated attacker can exploit this, by sending a crafted packet from...
CVE-2018-14008
Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled...
Authentication flaw
Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled...
CVE-2018-14008
Arista EOS vulnerability CVE-2018-14008: EOS up to 4.21.0F crashes due to mishandled 802.1x authentication, enabling DoS on the Dot1x agent when adjacent-network packets are crafted. Affected releases span 4.16–4.21 (specific hotfix and versioning listed in Security Advisory 0038), with mitigatio...
CVE-2018-14008: Improper Authentication
Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled...
Security Advisory 0038
Security Advisory 0038 . CSAF PDF Date: September 13th, 2018 Version: 1.0 Revision | Date | Changes ---|---|--- 1.0 | September 13th, 2018 | Initial Release The CVE-ID tracking this issue is CVE-2018-14008 CVSS v3: 6.5/10 AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Description This advisory is to documen...