Improper input validation in Juniper Junos
CVE-2023-44185
An Improper Input Validation vulnerability in the routing protocol daemon (rpd) of Juniper Networks allows an attacker to cause a Denial of Service (DoS )to the device upon receiving and processing a specific malformed ISO VPN BGP UPDATE packet. Continued receipt of this packet will cause a sustained Denial of Service condition. This issue affects: * Juniper Networks Junos OS: * All versions prior to 20.4R3-S6; * 21.1 versions prior to 21.1R3-S5; * 21.2 versions prior to 21.2R3-S4; * 21.3 versions prior to 21.3R3-S3; * 21.4 versions prior to 21.4R3-S3; * 22.1 versions prior to 22.1R2-S2, 22.1R3; * 22.2 versions prior to 22.2R2-S1, 22.2R3; * 22.3 versions prior to 22.3R1-S2, 22.3R2. Juniper Networks Junos OS Evolved: * All versions prior to 20.4R3-S6-EVO; * 21.1-EVO version 21.1R1-EVO and later versions prior to 21.2R3-S4-EVO; * 21.3-EVO versions prior to 21.3R3-S3-EVO; * 21.4-EVO versions prior to 21.4R3-S3-EVO; * 22.1-EVO versions prior to 22.1R3-EVO; * 22.2-EVO versions prior to 22.2R2-S1-EVO, 22.2R3-EVO; * 22.3-EVO versions prior to 22.3R1-S2-EVO, 22.3R2-EVO.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.005 (40.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Juniper Junos — versions 20.4, 21.1, 21.2
- Juniper Junos_os_evolved — versions 20.4, 21.1, 21.2
- Juniper Networks Junos Os — versions 0, 21.1, 21.2
- Juniper Networks Junos Os Evolved — versions 0, 21.1R1-EVO, 21.2-EVO
Weakness classification (CWE)
References
- sirt@juniper.net (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-44185?
- CVE-2023-44185 is a high-severity vulnerability in Juniper Junos, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2023-10-13.
- How severe is CVE-2023-44185?
- High severity. CVSS v3 base score is 7.5 out of 10.