CVE-2022-22163

Summary

An Improper Input Validation vulnerability in the Juniper DHCP daemon (jdhcpd) of Juniper Networks Junos OS allows an adjacent unauthenticated attacker to cause a crash of jdhcpd and thereby a Denial of Service (DoS). If a device is configured as DHCPv6 local server and persistent storage is enabled, jdhcpd will crash when receiving a specific DHCPv6 message. This issue affects: Juniper Networks Junos OS All versions prior to 15.1R7-S11; 18.4 versions prior to 18.4R3-S9; 19.1 versions prior to 19.1R2-S3, 19.1R3-S7; 19.2 versions prior to 19.2R1-S8, 19.2R3-S3; 19.4 versions prior to 19.4R3-S5; 20.1 versions prior to 20.1R3-S1; 20.2 versions prior to 20.2R3-S2; 20.3 versions prior to 20.3R3-S1; 20.4 versions prior to 20.4R3; 21.1 versions prior to 21.1R2; 21.2 versions prior to 21.2R2.

Affected Software

VendorProductVersion RangeStatus
Juniper NetworksJunos OSunspecified < 15.1R7-S11affected
Juniper NetworksJunos OS18.4 < 18.4R3-S9affected
Juniper NetworksJunos OS19.1 < 19.1R2-S3, 19.1R3-S7affected
Juniper NetworksJunos OS19.2 < 19.2R1-S8, 19.2R3-S3affected
Juniper NetworksJunos OS19.4 < 19.4R3-S5affected
Juniper NetworksJunos OS20.1 < 20.1R3-S1affected
Juniper NetworksJunos OS20.2 < 20.2R3-S2affected
Juniper NetworksJunos OS20.3 < 20.3R3-S1affected
Juniper NetworksJunos OS20.4 < 20.4R3affected
Juniper NetworksJunos OS21.1 < 21.1R2affected
Juniper NetworksJunos OS21.2 < 21.2R2affected

Weaknesses

  • CWE-20: CWE-20 Improper Input Validation
  • Denial of Service (DoS)

Workarounds

There are no viable workarounds for this issue.

ADP Enrichment

CVE Program Container

Additional References

References