01 Record
CVE-2024-39524
Junos OS Evolved: CLI parameter processing issue allows privilege escalation
HighPUBLISHEDCNA: juniper
CNA base score8.5 CVSS v4.0CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
02 Description
Junos OS Evolved: CLI parameter processing issue allows privilege escalation
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.25% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 16.1% of scored records. A rank, not a probability.
- NVD base score
- 8.5 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2024-07-11 16:01Z2 YR AGO
- Last updated
- 2024-08-02 04:26Z2 YR AGO
- Reserved
- 2024-06-25
- Assigning CNA
- juniper
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.5)
- CNA CVSS vector
- CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Weaknesses
- CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base
- Data version
- 5.1
- Document digest
- 153dd6fe2b187a7a36b11e06af4c5c209ec7c9c07018d033ad5bf9dab32e7002
05 Affected products
VendorProductVersionsPlatforms
Juniper NetworksJunos OS Evolved0 to < 20.4R3-S7-EVO, 21.2-EVO to < 21.2R3-S8-EVO, 21.4-EVO to < 21.4R3-S7-EVO, 22.2-EVO to < 22.2R3-EVO, 22.3-EVO to < 22.3R2-EVO, 22.4-EVO to < 22.4R2-EVO—
juniperjunos_os_evolved0 to < 20.4r3-s7, 21.2 to < 21.2r3-8s, 21.4 to < 21.4r3-s7, 22.2 to < 22.2r3, 22.3 to < 22.3r2, 22.4 to < 22.4r2—
06 References
- supportportal.juniper.nethttps://supportportal.juniper.net/JSA82975
07 Remediation
The following software releases have been updated to resolve this specific issue: 20.4R3-S7-EVO, 21.2R3-S8-EVO, 21.4R3-S7-EVO, 22.2R3-EVO, 22.3R2-EVO, 22.4R2-EVO, 23.2R1-EVO, and all subsequent releases.