CVE-2026-102013 | BDVDB-2026-389231 Detail

Juniper NetworksJunos OS

Description#

A NULL Pointer Dereference vulnerability in the na-grpcd process of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated attacker with access to the chassis-internal network to cause a denial of service via a network message.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: local.

Weaknesses#

CWE-476 NULL Pointer Dereference

References#

https://supportportal.juniper.net/JSA112187

Exploit#

No public exploit known

History#

Version 12026-10-14Record published in the CVE List.

Published

Published: 2026-10-14
Last modified: 2026-10-14

Vendor information

Vendor: Juniper Networks
Product: Junos OS

All Juniper Networks vulnerabilities

Score

4.4 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 4.6.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 23.2R2-S7.7
Fixed
23.2R2-S7.7
Vulnerable
>= 23.4 and < 23.4R2-S8.13
Fixed
23.4R2-S8.13
Vulnerable
>= 24.2 and < 24.2R2-S5.5
Fixed
24.2R2-S5.5
Vulnerable
>= 24.4 and < 24.4R2-S5
Fixed
24.4R2-S5
Vulnerable
>= 25.2 and < 25.2R2-S2
Fixed
25.2R2-S2
Vulnerable
>= 25.4 and < 25.4R1-S3
Fixed
25.4R1-S3
Vulnerable
>= 26.2 and < 26.2R1-S2
Fixed
26.2R1-S2

Scoring System

CVSS v4.0

6.7 Medium

CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Attack Requirements	None
Privileges Required	High
User Interaction	None
Vulnerable System Confidentiality	None
Vulnerable System Integrity	None
Vulnerable System Availability	High
Subsequent System Confidentiality	None
Subsequent System Integrity	None
Subsequent System Availability	Low

CVSS v3.1

4.4 Medium

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Privileges Required	High
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).