CVE-2024-39512

CVE-2024-39512 is a medium-severity vulnerability in Juniper Junos Os Evolved with a CVSS 3.x base score of 6.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1263.

Key facts

Description

An Improper Physical Access Control vulnerability in the console port control of Juniper Networks Junos OS Evolved allows an attacker with physical access to the device to get access to a user account. When the console cable is disconnected, the logged in user is not logged out. This allows a malicious attacker with physical access to the console to resume a previous session and possibly gain administrative privileges. This issue affects Junos OS Evolved: * from 23.2R2-EVO before 23.2R2-S1-EVO,  * from 23.4R1-EVO before 23.4R2-EVO.

Frequently asked questions

What is CVE-2024-39512?
An Improper Physical Access Control vulnerability in the console port control of Juniper Networks Junos OS Evolved allows an attacker with physical access to the device to get access to a user account. When the console cable is disconnected, the logged in user is not logged out. This allows a malicious attacker with physical access to the console to resume a previous session and possibly gain administrative privileges. This issue affects Junos OS Evolved: * from 23.2R2-EVO before 23.2R2-S1-EVO,  * from 23.4R1-EVO before 23.4R2-EVO.
How severe is CVE-2024-39512?
CVE-2024-39512 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-39512 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-39512?
CVE-2024-39512 primarily affects Juniper Junos Os Evolved. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-39512?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-39512 have an EU (EUVD) identifier?
Yes. CVE-2024-39512 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38038.
When was CVE-2024-39512 published?
CVE-2024-39512 was published on 2024-07-10 and last updated on 2026-06-17.

References

Affected products (4)

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