CVE-2023-1697

Summary

An Improper Handling of Missing Values vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows an adjacent, unauthenticated attacker to cause a dcpfe process core and thereby a Denial of Service (DoS). Continued receipt of these specific frames will cause a sustained Denial of Service condition. This issue occurs when a specific malformed ethernet frame is received. This issue affects Juniper Networks Junos OS on QFX10000 Series, PTX1000 Series Series: All versions prior to 19.4R3-S10; 20.1 version 20.1R1 and later versions; 20.2 versions prior to 20.2R3-S6; 20.3 versions prior to 20.3R3-S6; 20.4 versions prior to 20.4R3-S5; 21.1 versions prior to 21.1R3-S4; 21.2 versions prior to 21.2R3-S3; 21.3 versions prior to 21.3R3-S3; 21.4 versions prior to 21.4R3-S1; 22.1 versions prior to 22.1R2-S1, 22.1R3; 22.2 versions prior to 22.2R1-S2, 22.2R2.

Affected Software

VendorProductVersion RangeStatus
Juniper NetworksJunos OSunspecified < 19.4R3-S10affected
Juniper NetworksJunos OS20.1R1 < 20.1*affected
Juniper NetworksJunos OS20.2 < 20.2R3-S6affected
Juniper NetworksJunos OS20.3 < 20.3R3-S6affected
Juniper NetworksJunos OS20.4 < 20.4R3-S5affected
Juniper NetworksJunos OS21.1 < 21.1R3-S4affected
Juniper NetworksJunos OS21.2 < 21.2R3-S3affected
Juniper NetworksJunos OS21.3 < 21.3R3-S3affected
Juniper NetworksJunos OS21.4 < 21.4R3-S1affected
Juniper NetworksJunos OS22.1 < 22.1R2-S1, 22.1R3affected
Juniper NetworksJunos OS22.2 < 22.2R1-S2, 22.2R2affected

Weaknesses

  • CWE-230: CWE-230 Improper Handling of Missing Values
  • Denial of Service (DoS)

Workarounds

There are no known workarounds for this issue.

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References