CVE-2024-30387 — Missing Synchronization in Networks Junos OS

CWE-820 — Missing SynchronizationCWE-662 — Improper Synchronization4 documents4 sources
Severity
7.1HIGHNVD
EPSS
0.1%
top 79.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Juniper Networks Junos OSJuniper Junos
Timeline
PublishedApr 12

Description

A Missing Synchronization vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on ACX5448 and ACX710 allows an unauthenticated, adjacent attacker to cause a Denial-of-Service (DoS). If an interface flaps while the system gathers statistics on that interface, two processes simultaneously access a shared resource which leads to a PFE crash and restart. This issue affects Junos OS: * All versions before 20.4R3-S9, * 21.2 versions before 21.2R3-S5, * 21.3 versions bef…

CVSS vector

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

Affected Packages2 packages

▶CVEListV5juniper_networks/junos_os21.2 — 21.2R3-S5+7
▶NVDjuniper/junos< 20.4+8

🔴Vulnerability Details

2
CVEList
Junos OS: ACX5448 & ACX710: Due to interface flaps the PFE process can crash↗2024-04-12
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GHSA
GHSA-h843-jc82-h6jf: A Missing Synchronization vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on ACX5448 and ACX710 allows an unauthentic↗2024-04-12
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📋Vendor Advisories

1
Juniper
CVE-2024-30387: A Missing Synchronization vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on ACX5448 and ACX710 allows an unauthentic↗2024-04-12
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CVE-2024-30387 — Missing Synchronization | cvebase