Auth bypass in Juniper Junos OS Evolved
CVE-2024-47495
An Authorization Bypass Through User-Controlled Key vulnerability allows a locally authenticated attacker with shell access to gain full control of the device when Dual Routing Engines (REs) are in use on Juniper Networks Junos OS Evolved devices. This issue affects: Juniper Networks Junos OS Evolved with dual-REs: * All versions before 21.2R3-S8-EVO, * from 21.4-EVO before 21.4R3-S8-EVO, * from 22.2-EVO before 22.2R3-S4-EVO, * from 22.3-EVO before 22.3R3-S4-EVO, * from 22.4-EVO before 22.4R3-S3-EVO, * from 23.2-EVO before 23.2R2-S1-EVO, * from 23.4-EVO before 23.4R2-S1-EVO. This issue does not affect Juniper Networks Junos OS.
Vulnerability class: IDOR (Insecure Direct Object Reference)
EPSS: 0.002 (11.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Juniper Junos_os_evolved — versions 21.2, 21.4, 22.2
- Juniper Networks Junos Os Evolved — versions 0, 21.4-EVO, 22.2-EVO
Weakness classification (CWE)
Public proof-of-concept exploits
References
- sirt@juniper.net (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2024-47495?
- CVE-2024-47495 is a medium-severity vulnerability in Juniper Junos OS Evolved, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.7/10. Published 2024-10-11.
- How severe is CVE-2024-47495?
- Medium severity. CVSS v3 base score is 6.7 out of 10.
- Is CVE-2024-47495 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.