QID 44134

Date Published: 2023-12-18

QID 44134: Juniper Network Operating System (Junos OS) Denial of Service (DoS) Vulnerability (JSA73174)

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

An Improper Handling of Inconsistent Special Elements vulnerability in the Junos Services Framework (jsf) module of Juniper Networks Junos OS allows an unauthenticated network based attacker to cause a crash in the Packet Forwarding Engine (pfe).

This issue affects Juniper Networks Junos OS: all versions prior to 20.4R3-S8, 20.4R3-S9; 21.1 version 21.1R1 and later versions; 21.2 versions prior to 21.2R3-S6; 21.3 versions prior to 21.3R3-S5; 21.4 versions prior to 21.4R3-S5; 22.1 versions prior to 22.1R3-S4; 22.2 versions prior to 22.2R3-S2; 22.3 versions prior to 22.3R2-S2, 22.3R3; 22.4 versions prior to 22.4R2-S1, 22.4R3;

Successful exploitation of this vulnerability may result in a Denial of Service (DoS) condition.

CVSS V3 rated as High - 7.5 severity.

CVSS V2 rated as High - 7.8 severity.

Solution

Vendor has released patch addressing the vulnerabilities, for more information please refer JSA73174

Vendor References

JSA73174 - supportportal.juniper.net/s/article/2023-10-Security-Bulletin-Junos-OS-SRX-Series-The-PFE-will-crash-on-receiving-malformed-SSL-traffic-when-ATP-is-enabled-CVE-2023-36843?language=en_US

CVEs related to QID 44134

CVE-2023-36843 |

Software Advisories

Advisory ID	Software	Component	Link
JSA73174			supportportal.juniper.net/s/article/2023-10-Security-Bulletin-Junos-OS-SRX-Series-The-PFE-will-crash-on-receiving-malformed-SSL-traffic-when-ATP-is-enabled-CVE-2023-36843?language=en_US

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