Home/CVE/An Improper Neutralization of Delimiters vulnerability in the UI of Juniper Networks Junos OS and Junos OS Evolved allow
CVE

CVE-2025-52989

An Improper Neutralization of Delimiters vulnerability in the UI of Juniper Networks Junos OS and Junos OS Evolved allow

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.

MEDIUM · CVSS 5.1 EPSS 0.00089
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-140Improper Neutralization of Delimiters
▤

Affected Products & Versions

4
juniper junos< 22.2
juniper junosall versions
juniper junos os evolved< 22.4
juniper junos os evolvedall versions
▣

Scoring & Timeline

5.1
MEDIUM · CVSS v3.1 · sirt@juniper.net
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Jul 2025 · 04:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://supportportal.juniper.net/JSA100096Vendor Advisory
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