CVE-2020-1644

Summary

On Juniper Networks Junos OS and Junos OS Evolved devices, the receipt of a specific BGP UPDATE packet causes an internal counter to be incremented incorrectly, which over time can lead to the routing protocols process (RPD) crash and restart. This issue affects both IBGP and EBGP multihop deployment in IPv4 or IPv6 network. This issue affects: Juniper Networks Junos OS: 17.2X75 versions prior to 17.2X75-D105.19; 17.3 versions prior to 17.3R3-S8; 17.4 versions prior to 17.4R2-S10, 17.4R3-S2; 18.1 versions prior to 18.1R3-S10; 18.2 versions prior to 18.2R2-S7, 18.2R3-S4; 18.2X75 versions prior to 18.2X75-D13, 18.2X75-D411.1, 18.2X75-D420.18, 18.2X75-D52.3, 18.2X75-D60; 18.3 versions prior to 18.3R2-S4, 18.3R3-S2; 18.4 versions prior to 18.4R1-S7, 18.4R2-S4, 18.4R3-S2; 19.1 versions prior to 19.1R1-S5, 19.1R2-S1, 19.1R3; 19.2 versions prior to 19.2R1-S5, 19.2R2; 19.3 versions prior to 19.3R2-S2, 19.3R3; 19.4 versions prior to 19.4R1-S2, 19.4R2. Juniper Networks Junos OS Evolved: any releases prior to 20.1R2-EVO. This issue does not affect Juniper Networks Junos OS releases prior to 17.3R1.

Affected Software

VendorProductVersion RangeStatus
Juniper NetworksJunos OSunspecified <= 17.3R1unaffected
Juniper NetworksJunos OS17.2X75 < 17.2X75-D105.19affected
Juniper NetworksJunos OS17.3 < 17.3R3-S8affected
Juniper NetworksJunos OS17.4 < 17.4R2-S10, 17.4R3-S2affected
Juniper NetworksJunos OS18.1 < 18.1R3-S10affected
Juniper NetworksJunos OS18.2 < 18.2R2-S7, 18.2R3-S4affected
Juniper NetworksJunos OS18.2X75 < 18.2X75-D13, 18.2X75-D411.1, 18.2X75-D420.18, 18.2X75-D52.3, 18.2X75-D60affected
Juniper NetworksJunos OS18.3 < 18.3R2-S4, 18.3R3-S2affected
Juniper NetworksJunos OS18.4 < 18.4R1-S7, 18.4R2-S4, 18.4R3-S2affected
Juniper NetworksJunos OS19.1 < 19.1R1-S5, 19.1R2-S1, 19.1R3affected
Juniper NetworksJunos OS19.2 < 19.2R1-S5, 19.2R2affected
Juniper NetworksJunos OS19.3 < 19.3R2-S2, 19.3R3affected
Juniper NetworksJunos OS19.4 < 19.4R1-S2, 19.4R2affected
Juniper NetworksJunos OS Evolved19.2-EVOaffected
Juniper NetworksJunos OS Evolved19.3-EVOaffected
Juniper NetworksJunos OS Evolved19.4-EVOaffected
Juniper NetworksJunos OS Evolved20.1-EVO < 20.1R2-EVOaffected

Weaknesses

  • CWE-703: CWE-703 Improper Check or Handling of Exceptional Conditions

Workarounds

There are no available workarounds for this issue.

ADP Enrichment

CVE Program Container

Additional References

References