CVE-2025-52989 Details
Description
An Improper Neutralization of Delimiters vulnerability in the UI of Juniper Networks Junos OS and Junos OS Evolved allows a local, authenticated attacker with high privileges to modify the system configuration. A user with limited configuration and commit permissions, using a specifically crafted annotate configuration command, can change any part of the device configuration. This issue affects: Junos OS: * all versions before 22.2R3-S7, * 22.4 versions before 22.4R3-S7, * 23.2 versions before 23.2R2-S4, * 23.4 versions before 23.4R2-S4, * 24.2 versions before 24.2R2-S1, * 24.4 versions before 24.4R1-S2, 24.4R2; Junos OS Evolved: * all versions before 22.4R3-S7-EVO, * 23.2-EVO versions before 23.2R2-S4-EVO, * 23.4-EVO versions before 23.4R2-S5-EVO, * 24.2-EVO versions before 24.2R2-S1-EVO * 24.4-EVO versions before 24.4R2-EVO.
A vulnerability allowing improper neutralization of delimiters has been identified in the user interface of Juniper Networks Junos OS and Junos OS Evolved. This vulnerability allows a local, authenticated attacker with high privileges to modify system configurations. Affected users with limited configuration and commit permissions can exploit this issue by using a specially crafted annotate configuration command to alter any part of the device's configuration. The vulnerability exists in Junos OS versions prior to 22.2R3-S7, 22.4 versions prior to 22.4R3-S7, 23.2 versions prior to 23.2R2-S4, 23.4 versions prior to 23.4R2-S4, 24.2 versions prior to 24.2R2-S1, and 24.4 versions prior to 24.4R1-S2 and 24.4R2. In Junos OS Evolved, the vulnerability affects all versions prior to 22.4R3-S7-EVO, 23.2-EVO versions prior to 23.2R2-S4-EVO, 23.4-EVO versions prior to 23.4R2-S5-EVO, 24.2-EVO versions prior to 24.2R2-S1-EVO, and 24.4-EVO versions prior to 24.4R2-EVO.
Users can update to Junos OS versions 22.2R3-S7, 22.4R3-S7, 23.2R2-S4, 23.4R2-S4, 24.2R2-S1, 24.4R1-S2, 24.4R2, 25.2R1, and all subsequent releases. For Junos OS Evolved, the updated versions are 22.4R3-S7-EVO, 23.2R2-S4-EVO, 23.4R2-S5-EVO, 24.2R2-S1-EVO, 24.4R2-EVO, and 25.2R1-EVO.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 11, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://supportportal.juniper.net/JSA100096 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-140 | Improper Neutralization of Delimiters | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| juniper junos | < 22.2 22.2 - 22.2 r1 22.2 r1-s1 22.2 r1-s2 22.2 r2 22.2 r2-s1 22.2 r2-s2 22.2 r3 22.2 r3-s1 22.2 r3-s2 22.2 r3-s3 22.2 r3-s4 22.2 r3-s5 22.2 r3-s6 22.4 - 22.4 r1 22.4 r1-s1 22.4 r1-s2 22.4 r2 22.4 r2-s1 22.4 r2-s2 22.4 r3 22.4 r3-s1 22.4 r3-s2 22.4 r3-s3 22.4 r3-s4 22.4 r3-s5 22.4 r3-s6 23.2 - 23.2 r1 23.2 r1-s1 23.2 r1-s2 23.2 r2 23.2 r2-s1 23.2 r2-s2 23.2 r2-s3 23.4 - 23.4 r1 23.4 r1-s1 23.4 r1-s2 23.4 r2 23.4 r2-s1 23.4 r2-s2 23.4 r2-s3 24.2 - 24.2 r1 24.2 r1-s1 24.2 r1-s2 24.2 r2 24.4 - 24.4 r1 24.4 r2 |
CPE
Remediation
| |
| juniper junos os evolved | < 22.4 22.4 - 22.4 r1 22.4 r1-s1 22.4 r1-s2 22.4 r2 22.4 r2-s1 22.4 r2-s2 22.4 r3 22.4 r3-s1 22.4 r3-s2 22.4 r3-s3 22.4 r3-s4 22.4 r3-s5 22.4 r3-s6 23.2 - 23.2 r1 23.2 r1-s1 23.2 r1-s2 23.2 r2 23.2 r2-s1 23.2 r2-s2 23.2 r2-s3 23.4 - 23.4 r1 23.4 r1-s1 23.4 r1-s2 23.4 r2 23.4 r2-s1 23.4 r2-s2 23.4 r2-s3 23.4 r2-s4 24.2 - 24.2 r1 24.2 r1-s2 24.2 r2 24.4 - 24.4 r1 24.4 r1-s2 24.4 r1-s3 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jan 23, 2026 | Initial Analysis | [email protected] |
| Jul 11, 2025 | New CVE Received | [email protected] |