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CVE-2026-102182NVD
Vulnerability Summary
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 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;
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;
CVSS v4.0 Base Metrics — Score 9.3 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)High
Availability (Vulnerable System)High
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)Low
CVSS v3.1 Base Metrics — Score 9.8 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Affected & Patched Versions
- Juniper Networks Junos OS < 23.2R2-S7.7
- Juniper Networks Junos OS >= 23.4 and < 23.4R2-S8.13
- Juniper Networks Junos OS >= 24.2 and < 24.2R2-S5.5
- Juniper Networks Junos OS >= 24.4 and < 24.4R2-S5
- Juniper Networks Junos OS >= 25.2 and < 25.2R2-S2
- Juniper Networks Junos OS >= 25.4 and < 25.4R1-S3
- Juniper Networks Junos OS >= 26.2 and < 26.2R1-S2
- Juniper Networks Junos OS 23.2R2-S7.7
- Juniper Networks Junos OS 23.4R2-S8.13
- Juniper Networks Junos OS 24.2R2-S5.5
- Juniper Networks Junos OS 24.4R2-S5
- Juniper Networks Junos OS 25.2R2-S2
- Juniper Networks Junos OS 25.4R1-S3
- Juniper Networks Junos OS 26.2R1-S2