CVE-2019-0044: Junos OS: SRX5000 series: Kernel crash (vmcore) upon receipt of a specific packet on fxp0 interface

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-04-10 · updated 2026-06-17
Weakness: CWE-404

Description

Receipt of a specific packet on the out-of-band management interface fxp0 may cause the system to crash and restart (vmcore). By continuously sending a specially crafted packet to the fxp0 interface, an attacker can repetitively crash the rpd process causing prolonged Denial of Service (DoS). Affected releases are Juniper Networks SRX5000 Series: 12.1X46 versions prior to 12.1X46-D82; 12.3X48 versions prior to 12.3X48-D80; 15.1X49 versions prior to 15.1X49-D160.

Affected products

Juniper Junos OS: 12.3x48, 12.3x48-d10, 12.3x48-d15, 12.3x48-d25, 12.3x48-d30, 12.3x48-d35 (+47)

References

Get alerted when CVE-2019-0044 or the next vulnerability affects your stack