CVE-2024-30384
moderate-risk
Published 2024-04-12
An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on EX4300 Series allows a locally authenticated attacker with low privileges to cause a Denial-of-Service (Dos). If a specific CLI command is issued, a PFE crash will occur. This will cause traffic forwarding to be interrupted until the system self-recovers. This issue affects Junos OS: All versions before 20.4R3-S10, 21.2 versions before 21.2R3-S7, 21.4 versions before 21.4R3-S6.
Do I need to act?
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0.05% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10
Medium
LOCAL
/ LOW complexity
Affected Products (20)
Affected Vendors
References (4)
Vendor Advisory
http://supportportal.juniper.net/JSA79186
Vendor Advisory
http://supportportal.juniper.net/JSA79186
43
/ 100
moderate-risk
Severity
18/34 · Moderate
Exploitability
0/34 · Minimal
Exposure
25/34 · High