Resource exhaustion in Juniper Ex2300
CVE-2018-0031
Receipt of specially crafted UDP/IP packets over MPLS may be able to bypass a stateless firewall filter. The crafted UDP packets must be encapsulated and meet a very specific packet format to be classified in a way that bypasses IP firewal…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.014 (69.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Juniper Ex2300
- Juniper Ex3400
- Juniper Junos — versions 12.1x46, 12.3, 12.3x48
- Juniper Nfx250
- Juniper Qfx10000
- Juniper Qfx5110
- Juniper Qfx5200
- Juniper Networks Junos Os — versions 18.2X75, 18.1, 16.1
Weakness classification (CWE)
References
- sirt@juniper.net (x_refsource_CONFIRM, Vendor Advisory)
- sirt@juniper.net (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
Frequently asked questions
- What is CVE-2018-0031?
- CVE-2018-0031 is a medium-severity vulnerability in Juniper Ex2300, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2018-07-11.
- How severe is CVE-2018-0031?
- Medium severity. CVSS v3 base score is 5.3 out of 10.