CVE-2026-102054CWE-130

CVE-2026-102054

Medium · published October 14, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
12.1
In the wild
Unconfirmed
What it is

An Improper Handling of Length Parameter Inconsistency vulnerability in L2ALM of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to obtain stale PFE packet memory via VXLAN overlay-ping traffic sent to a local VTEP.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
5.3 · CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/AU:Y/R:A/V:C/RE:M
EPSS
0.00222 · 12.1th percentile
Weakness
CWE-130 · Improper Handling of Length Parameter Inconsistency
Published
2026-10-14T21:18Z
References (1)
https://supportportal.juniper.net/JSA112187 · [email protected]
EPSS history
Timeline
  • 16 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 14 OCT 16:54Z
    Junos OS and Junos OS Evolved: Insufficient validation of VXLAN overlay ping causes information disclosure when EVPN-VXLAN is configured
    cvelistv5
  • 14 OCT 16:54Z
    Junos OS and Junos OS Evolved: Insufficient validation of VXLAN overlay ping causes information disclosure when EVPN-VXLAN is configured
    cvelistv5