CVE-2026-19641

On affected platforms running Arista EOS with password authentication configured, a specially crafted password can create orphan authentication sessions. Repeated exploitation of this issue can exhaust available authentication resources, resulting in legitimate users being unable to log in to the...

EUVD-2026-79141

On affected platforms running Arista EOS with password authentication configured, a specially crafted password can create orphan authentication sessions. Repeated exploitation of this issue can exhaust available authentication resources, resulting in legitimate users being unable to log in to the...

CVE-2026-19641

CVE-2026-19641 affects Arista EOS devices where password-based login authentication is enabled (e.g., SSH password or Telnet). Due to CWE-116 (Improper Encoding or Escaping) , a specially crafted password can create orphan authentication sessions that accumulate in a limited session pool, eventua...

CVE-2026-19641 On affected platforms running Arista EOS with password authentication configured, a specially crafted password can create orphan authentication sessions. Repeated exploitation of this issue can exhaust available authentication resources, resulting in legit

On affected platforms running Arista EOS with password authentication configured, a specially crafted password can create orphan authentication sessions. Repeated exploitation of this issue can exhaust available authentication resources, resulting in legitimate users being unable to log in to the...

Security Advisory 0152

Security Advisory 0152 PDF Date: September 9, 2026 Revision | Date | Changes ---|---|--- 1.0 | September 9, 2026 | Initial release The CVE-ID tracking this issue: CVE-2026-19641 CVSSv3.1 Base Score: 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSSv4.0 Base Score: 6.9...