Medium severity · published Jul 11, 2024
CVE-2024-39537
An Improper Restriction of Communication Channel to Intended Endpoints vulnerability in Juniper Networks Junos OS Evolved on ACX 7000 Series allows an unauthenticated,…
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
An Improper Restriction of Communication Channel to Intended Endpoints vulnerability in Juniper Networks Junos OS Evolved on ACX 7000 Series allows an unauthenticated, network-based attacker to cause a limited information disclosure and availability impact to the device.
Due to a wrong initialization, specific processes which should only be able to communicate internally within the device can be reached over the network via open ports.
This issue affects Junos OS Evolved on ACX 7000 Series:
* All versions before 21.4R3-S7-EVO,
* 22.2-EVO
versions
before 22.2R3-S4-EVO,
* 22.3-EVO versions before 22.3R3-S3-EVO,
* 22.4-EVO versions before 22.4R3-S2-EVO,
* 23.2-EVO versions before 23.2R2-EVO,
* 23.4-EVO versions before 23.4R1-S1-EVO, 23.4R2-EVO.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JO
Junos OS Evolved · Juniper
before 21.4; 21.4; 21.4; 21.4; 21.4; 21.4; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-39537
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-39537
Vendor Advisory
https://supportportal.juniper.net/JSA82997
More from Junos OS Evolved
10.0
CVE-2021-0211
An improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved Routing Protocol Daemon (RPD) service allows an attacker to send a valid…
9.8
CVE-2026-21902
Junos OS Evolved: PTX Series: A vulnerability allows a unauthenticated, network-based attacker to execute code as root
8.8
CVE-2023-44182
An Unchecked Return Value vulnerability in the user interfaces to the Juniper Networks Junos OS and Junos OS Evolved, the CLI, the XML API, the XML Management Protocol, the…
8.8
CVE-2023-28983
An OS Command Injection vulnerability in gRPC Network Operations Interface (gNOI) server module of Juniper Networks Junos OS Evolved allows an authenticated, low privileged,…
8.8
CVE-2022-22239
Junos OS Evolved: The ssh CLI command always runs as root which can lead to privilege escalation