Resource exhaustion in Juniper Junos
CVE-2020-1600
In a Point-to-Multipoint (P2MP) Label Switched Path (LSP) scenario, an uncontrolled resource consumption vulnerability in the Routing Protocol Daemon (RPD) in Juniper Networks Junos OS allows a specific SNMP request to trigger an infinite loop causing a high CPU usage Denial of Service (DoS) condition. This issue affects both SNMP over IPv4 and IPv6. This issue affects: Juniper Networks Junos OS: 12.3X48 versions prior to 12.3X48-D90; 15.1 versions prior to 15.1R7-S6; 15.1X49 versions prior to 15.1X49-D200; 15.1X53 versions prior to 15.1X53-D238, 15.1X53-D592; 16.1 versions prior to 16.1R7-S5; 16.2 versions prior to 16.2R2-S11; 17.1 versions prior to 17.1R3-S1; 17.2 versions prior to 17.2R3-S2; 17.3 versions prior to 17.3R3-S7; 17.4 versions prior to 17.4R2-S4, 17.4R3; 18.1 versions prior to 18.1R3-S5; 18.2 versions prior to 18.2R3; 18.2X75 versions prior to 18.2X75-D50; 18.3 versions prior to 18.3R2; 18.4 versions prior to 18.4R2; 19.1 versions prior to 19.1R2.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.012 (64.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Juniper Junos — versions 12.3x48, 15.1, 15.1x49
- Juniper Networks Junos Os — versions 12.3X48, 15.1X53, 16.1
Weakness classification (CWE)
References
- sirt@juniper.net (Permissions Required, x_refsource_MISC)
- sirt@juniper.net (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1600?
- CVE-2020-1600 is a medium-severity vulnerability in Juniper Junos, classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2020-01-15.
- How severe is CVE-2020-1600?
- Medium severity. CVSS v3 base score is 6.5 out of 10.