QID 44132

Date Published: 2023-12-18

QID 44132: Juniper Network Operating System (Junos OS) Improper Input Validation Vulnerability (JSA73148)

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

An Improper Input Validation vulnerability in the VxLAN packet forwarding engine (PFE) of Juniper Networks Junos OS on QFX5000 Series, EX4600 Series devices allows an unauthenticated, adjacent attacker, sending two or more genuine packets in the same VxLAN topology.

This issue affects Juniper Networks Junos OS on QFX5000 Series, EX4600 Series: 18.4 version 18.4R2 and later versions prior to 20.4R3-S8; 21.1 version 21.1R1 and later versions prior to 21.2R3-S6; 21.3 versions prior to 21.3R3-S5; 21.4 versions prior to 21.4R3-S4; 22.1 versions prior to 22.1R3-S3; 22.2 versions prior to 22.2R3-S1; 22.3 versions prior to 22.3R2-S2, 22.3R3; 22.4 versions prior to 22.4R2.

Successful exploitation of this vulnerability may cause a DMA memory leak to occur under various specific operational conditions.

CVSS V3 rated as Medium - 5.3 severity.

CVSS V2 rated as High - 6.1 severity.

Solution

Vendor has released patch addressing the vulnerabilities, for more information please refer JSA73148

Vendor References

JSA73148 - supportportal.juniper.net/s/article/2023-10-Security-Bulletin-Junos-OS-QFX5000-Series-EX4600-Series-In-a-VxLAN-scenario-an-adjacent-attacker-within-the-VxLAN-sending-genuine-packets-may-cause-a-DMA-memory-leak-to-occur-CVE-2023-44183?language=en_US

CVEs related to QID 44132

CVE-2023-44183 |

Software Advisories

Advisory ID	Software	Component	Link
JSA73148			supportportal.juniper.net/s/article/2023-10-Security-Bulletin-Junos-OS-QFX5000-Series-EX4600-Series-In-a-VxLAN-scenario-an-adjacent-attacker-within-the-VxLAN-sending-genuine-packets-may-cause-a-DMA-memory-leak-to-occur-CVE-2023-44183?language=en_US

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