What is CVE-2024-30378?

CVE-2024-30378 is a medium-severity vulnerability in Juniper Junos, classified under Use After Free. CVSS score: 5.5/10. Published 2024-04-16.

How severe is CVE-2024-30378?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2024-30378 known to be exploited?

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

Use After Free in Juniper Junos

CVE-2024-30378

A Use After Free vulnerability in command processing of Juniper Networks Junos OS on MX Series allows a local, authenticated attacker to cause the broadband edge service manager daemon (bbe-smgd) to crash upon execution of specific CLI com…

Vulnerability class: Use-After-Free

EPSS: 0.002 (7.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Juniper Junos — versions 20.4, 21.1, 21.2
Juniper Mx
Juniper Mx10
Juniper Mx10000
Juniper Mx10003
Juniper Mx10004
Juniper Mx10008
Juniper Mx10016
Juniper Mx104
Juniper Mx150

Weakness classification (CWE)

CWE-416 — Use After Free

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

sirt@juniper.net (vendor-advisory, Vendor Advisory)
sirt@juniper.net (technical-description, Not Applicable)

Frequently asked questions

What is CVE-2024-30378?: CVE-2024-30378 is a medium-severity vulnerability in Juniper Junos, classified under Use After Free. CVSS score: 5.5/10. Published 2024-04-16.
How severe is CVE-2024-30378?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2024-30378 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.