CVE-2020-1682

Summary

An input validation vulnerability exists in Juniper Networks Junos OS, allowing an attacker to crash the srxpfe process, causing a Denial of Service (DoS) through the use of specific maintenance commands. The srxpfe process restarts automatically, but continuous execution of the commands could lead to an extended Denial of Service condition. This issue only affects the SRX1500, SRX4100, SRX4200, NFX150, NFX250, and vSRX-based platforms. No other products or platforms are affected by this vulnerability. This issue affects Juniper Networks Junos OS: 15.1X49 versions prior to 15.1X49-D220 on SRX1500, SRX4100, SRX4200, vSRX; 17.4 versions prior to 17.4R3-S3 on SRX1500, SRX4100, SRX4200, vSRX; 18.1 versions prior to 18.1R3-S11 on SRX1500, SRX4100, SRX4200, vSRX, NFX150; 18.2 versions prior to 18.2R3-S5 on SRX1500, SRX4100, SRX4200, vSRX, NFX150, NFX250; 18.3 versions prior to 18.3R2-S4, 18.3R3-S3 on SRX1500, SRX4100, SRX4200, vSRX, NFX150, NFX250; 18.4 versions prior to 18.4R2-S5, 18.4R3-S4 on SRX1500, SRX4100, SRX4200, vSRX, NFX150, NFX250; 19.1 versions prior to 19.1R3-S2 on SRX1500, SRX4100, SRX4200, vSRX, NFX150, NFX250; 19.2 versions prior to 19.2R1-S5, 19.2R3 on SRX1500, SRX4100, SRX4200, vSRX, NFX150, NFX250. This issue does not affect Junos OS 19.3 or any subsequent version.

Affected Software

VendorProductVersion RangeStatus
Juniper NetworksJunos OS15.1X49 < 15.1X49-D220affected
Juniper NetworksJunos OS17.4 < 17.4R3-S3affected
Juniper NetworksJunos OS18.1 < 18.1R3-S11affected
Juniper NetworksJunos OS18.2 < 18.2R3-S5affected
Juniper NetworksJunos OS18.3 < 18.3R2-S4, 18.3R3-S3affected
Juniper NetworksJunos OS18.4 < 18.4R2-S5, 18.4R3-S4affected
Juniper NetworksJunos OS19.1 < 19.1R3-S2affected
Juniper NetworksJunos OS19.2 < 19.2R1-S5, 19.2R3affected

Weaknesses

  • CWE-20: CWE-20 Improper Input Validation

Workarounds

Use access lists or firewall filters to limit access to the device only from trusted hosts and trusted administrators.

ADP Enrichment

CVE Program Container

Additional References

References