Junos OS (SRX firewalls)
CVE-2024-39532: Confidential information in logs can be accessed by another user
An Insertion of Sensitive Information into Log File vulnerability in Juniper Networks Junos OS and Junos OS Evolved allows a local, authenticated attacker with high privileges to access sensitive information.
Published
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| Junos OS 0 | 21.2R3-S9 or later |
| Junos OS 21.4 | 21.4R3-S9 or later |
| Junos OS 22.2 | 22.2R2-S1, 22.2R3 or later |
| Junos OS 22.3 | 22.3R1-S1, 22.3R2 or later |
| Junos OS Evolved 0 | 22.1R3-EVO or later |
| Junos OS Evolved 22.2-EVO | 22.2R2-S1-EVO, 22.2R3-EVO or later |
| Junos OS Evolved 22.3-EVO | 22.3R1-S1-EVO, 22.3R2-EVO or later |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
An Insertion of Sensitive Information into Log File vulnerability in Juniper Networks Junos OS and Junos OS Evolved allows a local, authenticated attacker with high privileges to access sensitive information.
When another user performs a specific operation, sensitive information is stored as plain text in a specific log file, so that a high-privileged attacker has access to this information. This issue affects:
Junos OS:
* All versions before 21.2R3-S9; *
21.4 versions before 21.4R3-S9;
- 22.2 versions before 22.2R2-S1, 22.2R3;
- 22.3 versions before 22.3R1-S1, 22.3R2;
Junos OS Evolved:
- All versions before before 22.1R3-EVO;
- 22.2-EVO versions before 22.2R2-S1-EVO, 22.2R3-EVO;
- 22.3-EVO versions before 22.3R1-S1-EVO, 22.3R2-EVO.
Workarounds
There are no known workarounds for this issue.
Exploitation
Juniper SIRT is not aware of any malicious exploitation of this vulnerability.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.