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Medium severity6.5NVD Advisory· Published Jul 20, 2022· Updated Jun 17, 2026

CVE-2022-22203

CVE-2022-22203

Description

An Incorrect Comparison vulnerability in PFE of Juniper Networks Junos OS allows an adjacent unauthenticated attacker to cause a Denial of Service (DoS). On QFX5000 Series, and EX4600 and EX4650 platforms, the fxpc process will crash followed by the FPC reboot upon receipt of a specific hostbound packet. Continued receipt of these specific packets will create a sustained Denial of Service (DoS) condition. This issue only affects Juniper Networks Junos OS 19.4 version 19.4R3-S4.

Affected products

3
  • Juniper Networks/Junos3 versions
    cpe:2.3:o:juniper:junos:19.4:r3-s4:*:*:*:*:*:*+ 2 more
    • cpe:2.3:o:juniper:junos:19.4:r3-s4:*:*:*:*:*:*
    • (no CPE)range: 19.4R3-S4
    • (no CPE)range: 19.4

Patches

Vulnerability mechanics

References

1

News mentions

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