QID 44124

Date Published: 2023-11-15

QID 44124: Juniper Network Operating System (Junos OS) OS CPU Denial of Service (DoS) (JSA73147)

An Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in the management daemon (mgd) process of Juniper Networks Junos OS and Junos OS Evolved allows a network-based authenticated low-privileged attacker, by executing a specific command via NETCONF, to cause a CPU Denial of Service to the device's control plane.

This issue affects:
Juniper Networks Junos OS
All versions prior to 20.4R3-S7;
21.2 versions prior to 21.2R3-S5;
21.3 versions prior to 21.3R3-S5;
21.4 versions prior to 21.4R3-S4;
22.1 versions prior to 22.1R3-S2;
22.2 versions prior to 22.2R3;
22.3 versions prior to 22.3R2-S1, 22.3R3;
22.4 versions prior to 22.4R1-S2, 22.4R2.

QID detection logic: (Authenticated)

It checks for vulnerable Junos OS version.

The low-privileged attacker may cause a CPU Denial of Service to the device's control plane.

  • CVSS V3 rated as High - 6.5 severity.
  • CVSS V2 rated as High - 6.8 severity.
  • Solution
    Vendor has released patch addressing the vulnerabilities, for more information please refer JSA73147

    Vendor References

    CVEs related to QID 44124

    Software Advisories
    Advisory ID Software Component Link
    JSA73147 URL Logo supportportal.juniper.net/JSA73147

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