CVE-2024-39544

Junos OS Evolved: Low privileged local user able to view NETCONF traceoptions files

MEDIUM

CVSS Score

Published: October 11, 2024 at 03:18 PM UTC

Updated: June 17, 2026 at 07:42 AM UTC

2 products affected across 2 vendorsJunos OS EvolvedJunos OS Evolved

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Severity

MEDIUM5

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

Description

An Incorrect Default Permissions vulnerability in the command line interface (CLI) of Juniper Networks Junos OS Evolved allows a low privileged local attacker to view NETCONF traceoptions files, representing an exposure of sensitive information. On all Junos OS Evolved platforms, when NETCONF traceoptions are configured, NETCONF traceoptions files get created with an incorrect group permission, which allows a low-privileged user can access sensitive information compromising the confidentiality of the system. Junos OS Evolved: * All versions before 20.4R3-S9-EVO, * 21.2-EVO before 21.2R3-S7-EVO, * 21.4-EVO before 21.4R3-S5-EVO, * 22.1-EVO before 22.1R3-S5-EVO, * 22.2-EVO before 22.2R3-S3-EVO, * 22.3-EVO before 22.3R3-EVO, 22.3R3-S2-EVO, * 22.4-EVO before 22.4R3-EVO, * 23.2-EVO before 23.2R1-S2-EVO, 23.2R2-EVO.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Junos OS Evolved · Juniper Networks

60%

v < 20.4R3-S9-EVO21.2-EVO ≤ v < 21.2R3-S7-EVO21.4-EVO ≤ v < 21.4R3-S5-EVO22.1-EVO ≤ v < 22.1R3-S5-EVO22.2-EVO ≤ v < 22.2R3-S3-EVO22.3-EVO ≤ v < 22.3R3-S2-EVO22.4-EVO ≤ v < 22.4R3-EVO23.2-EVO ≤ v < 23.2R1-S2-EVO, 23.2R2-EVO21.2-EVO 21.4-EVO 22.1-EVO 22.2-EVO 22.3-EVO 22.4-EVO 23.2-EVO

Affected range stops below 20.4R3-S9-EVO, so it looks safe — our inference, not a vendor statement

Affected range stops below 21.2R3-S7-EVO, so it looks safe — our inference, not a vendor statement

Affected range stops below 21.4R3-S5-EVO, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.1R3-S5-EVO, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.2R3-S3-EVO, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.3R3-S2-EVO, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.4R3-EVO, so it looks safe — our inference, not a vendor statement

Affected range stops below 23.2R1-S2-EVO, 23.2R2-EVO, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://supportportal.juniper.net/JSA88106

References (1)

Vendor Advisory

Source: [email protected]

https://supportportal.juniper.net/JSA88106

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5MEDIUMjuniper

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: NONE
Availability: NONE

Vector?

Quick Info

StatusANALYZED

CWE

CWE-276

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