Juniper Junos Space up to 24.1R2 Web Interface file access

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Juniper Junos Space up to 24.1R2. This vulnerability affects unknown code of the component Web Interface. The manipulation leads to file access. This vulnerability is uniquely identified as CVE-2025-59976. The attack is possible to be carried out remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Juniper Junos Space up to 24.1R2. This issue affects an unknown code of the component Web Interface. The manipulation with an unknown input leads to a file access vulnerability. Using CWE to declare the problem leads to CWE-552. The product makes files or directories accessible to unauthorized actors, even though they should not be. Impacted is confidentiality. The summary by CVE is:

An arbitrary file download vulnerability in the web interface of Juniper Networks Junos Space allows a network-based authenticated attacker using a crafted GET method to access any file on the file system. Using specially crafted GET methods, an attacker can gain access to files beyond the file path normally allowed by the JBoss daemon. These files could contain sensitive information restricted from access by low-privileged users.This issue affects all versions of Junos Space before 24.1R3.

The weakness was disclosed by Arnoldas Radisauskas and Jorge Escabias as JSA103170. The advisory is shared at supportportal.juniper.net. The identification of this vulnerability is CVE-2025-59976 since 09/23/2025. The exploitation is known to be easy. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/09/2025). MITRE ATT&CK project uses the attack technique T1083 for this issue.

Upgrading to version 24.1R3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2025-2238). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

Juniper JUNOS

Productinfo

Type

Router Operating System

Vendor

Juniper

Name

Junos Space

Version

24.1R2

License

commercial

Website

Vendor: https://www.juniper.net/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (juniper): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: File access
CWE: CWE-552 / CWE-425
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Junos Space 24.1R3

Timelineinfo

09/23/2025 CVE reserved
10/09/2025 +16 days Advisory disclosed
10/09/2025 +0 days VulDB entry created
10/09/2025 +0 days VulDB entry last update

Sourcesinfo

Vendor: juniper.net

Advisory: JSA103170
Researcher: Arnoldas Radisauskas, Jorge Escabias
Status: Confirmed

CVE: CVE-2025-59976 (🔒)
GCVE (CVE): GCVE-0-2025-59976
GCVE (VulDB): GCVE-100-327737
CERT Bund: WID-SEC-2025-2238 - Juniper JUNOS OS, Space, OS Evolved: Mehrere Schwachstellen

Entryinfo

Created: 10/09/2025 18:40
Updated: 10/09/2025 20:05
Changes: 10/09/2025 18:40 (81), 10/09/2025 20:05 (7)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.