QID 44196

QID 44196: Juniper Network Operating System (Junos OS) EX4300 Series Incorrect Behavior Order Vulnerability (JSA79185)

Juniper Junos is the network operating system used in Juniper Networks hardware systems.

An Incorrect Behavior Order vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on EX4300 Series allows an unauthenticated, network-based attacker to cause an integrity impact to networks downstream of the vulnerable device. Affected releases are Junos OS:
Junos OS 21.4 releases from 21.4R1 earlier than 21.4R3-S6

Not Affected:
This issue doesn't not affect Junos OS releases earlier than 21.4R1.

QID detection logic: (Authenticated)
This QID checks for vulnerable Junos OS version.

QID detection logic: (Unauthenticated)
This QID checks SNMP banner for vulnerable version of JunOS.

Note: output firewall filter configuration cannot be checked for now hence the QID is practice

Successful exploitation of this vulnerability may allow an unauthenticated networked attacker to cause Denial of Service (DoS).

CVSS V3 rated as Medium - 5.8 severity.

CVSS V2 rated as Medium - 5 severity.

Solution

The Vendor has released patch addressing the vulnerabilities, for more information please refer JSA79185

Vendor References

JSA79185 - supportportal.juniper.net/JSA79185

CVEs related to QID 44196

CVE-2024-30389 |

Software Advisories

Advisory ID	Software	Component	Link
JSA79185			supportportal.juniper.net/JSA79185

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