by Kastro CVE-2026-102182
Juniper Networks Junos OS — Junos OS: MX Series: Certificate-based IKE packets cause root-level code execution
Description · from the CVE record
A Stack-based Buffer Overflow vulnerability in the kmd component of Juniper Networks Junos OS on MX Series allows an unauthenticated network attacker to execute code as root via specific IKE certificate-based packets. This issue requires IKE to be enabled with an RSA-signature IKE policy to be vulnerable. This issue affects Junos OS on MX Series: * All versions before 21.2R3-S11; * from 21.4 before 21.4R3-S12; * from 22.2 before 22.2R3-S8; * from 22.3 before 22.3R3-S5; * from 22.4 before 22.4R3-S9;
Affected
ProductAffectedFixed inSource
Junos OS< 23.2R2-S7.723.2R2-S7.7CNA
Junos OS23.4 – < 23.4R2-S8.1323.4R2-S8.13CNA
Junos OS24.2 – < 24.2R2-S5.524.2R2-S5.5CNA
Junos OS24.4 – < 24.4R2-S524.4R2-S5CNA
Junos OS25.2 – < 25.2R2-S225.2R2-S2CNA
Junos OS25.4 – < 25.4R1-S325.4R1-S3CNA
Junos OS26.2 – < 26.2R1-S226.2R1-S2CNA
Scores by source
juniper (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
juniper (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total