What is CVE-2024-39532?

CVE-2024-39532 is a medium-severity vulnerability in Juniper Junos, classified under Insertion of Sensitive Information into Log File. CVSS score: 6.3/10. Published 2024-07-11.

How severe is CVE-2024-39532?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Is CVE-2024-39532 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Information disclosure in Juniper Junos

CVE-2024-39532

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.

Published 2024-07-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (4.0th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Juniper Junos — versions 21.2, 21.4, 22.2
Juniper Junos OS Evolved — versions 22.1, 22.2, 22.3
Juniper Networks Junos OS — versions 0, 21.4, 22.2
Juniper Networks Junos OS Evolved — versions 0, 22.2-EVO, 22.3-EVO

Weakness classification (CWE)

CWE-532 — Insertion of Sensitive Information into Log File

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

supportportal.juniper.net/JSA82992 (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2024-39532?: CVE-2024-39532 is a medium-severity vulnerability in Juniper Junos, classified under Insertion of Sensitive Information into Log File. CVSS score: 6.3/10. Published 2024-07-11.
How severe is CVE-2024-39532?: Medium severity. CVSS v3 base score is 6.3 out of 10.
Is CVE-2024-39532 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.