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CVE-2025-21596

Jan. 9, 2025, 5:15 p.m.

CVSS Score

5.5 / 10

Product(s) Impacted

Juniper Networks Junos OS on SRX1500, SRX4100, SRX4200

  • All versions before 21.4R3-S9
  • from 22.2 before 22.2R3-S5
  • from 22.3 before 22.3R3-S4
  • from 22.4 before 22.4R3-S4
  • from 23.2 before 23.2R2-S3
  • from 23.4 before 23.4R2-S1

Description

An Improper Handling of Exceptional Conditions vulnerability in the command-line processing of Juniper Networks Junos OS on SRX1500, SRX4100, and SRX4200 devices allows a local, low-privileged authenticated attacker executing the 'show chassis environment pem' command to cause the chassis daemon (chassisd) to crash and restart, resulting in a temporary Denial of Service (DoS). However, repeated execution of this command will eventually cause the chassisd process to fail to restart, impacting packet processing on the system. This issue affects Junos OS on SRX1500, SRX4100, SRX4200:  * All versions before 21.4R3-S9,  * from 22.2 before 22.2R3-S5,  * from 22.3 before 22.3R3-S4,  * from 22.4 before 22.4R3-S4,  * from 23.2 before 23.2R2-S3,  * from 23.4 before 23.4R2-S1.

Weaknesses

CWE-755
Improper Handling of Exceptional Conditions

The product does not handle or incorrectly handles an exceptional condition.

CWE ID: 755

Date

Published: Jan. 9, 2025, 5:15 p.m.

Last Modified: Jan. 9, 2025, 5:15 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

sirt@juniper.net

CVSS Data

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Base Score
5.5
Exploitability Score
1.8
Impact Score
3.6
Base Severity
MEDIUM
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

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

References