01 Record
CVE-2025-30661
Junos OS: Low-privileged user can cause script to run as root, leading to privilege escalation
HighPUBLISHEDCNA: juniper
CNA base score8.5 CVSS v4.0CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/AU:N/R:U/RE:M/U:Amber
02 Description
Junos OS: Low-privileged user can cause script to run as root, leading to 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
- 0.19% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 9.3% 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:N/UI:P/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:N/R:U/V:X/RE:M/U:Amber
- NVD analysis status
- Analyzed. 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
- 2025-07-11 14:38Z1 YR AGO
- Last updated
- 2026-02-26 17:50Z8 MO AGO
- Reserved
- 2025-03-24
- Assigning CNA
- juniper
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.5)
- CNA CVSS vector
- CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/AU:N/R:U/RE:M/U:Amber
- Weaknesses
- CWE-732Incorrect Permission Assignment for Critical ResourceClass
- Data version
- 5.2
- Document digest
- 8fc2f256a58f38a8d143df54ad3c08263621ace41dc7d2e72dfe777ea9d46a91
05 Affected products
VendorProductVersionsPlatforms
Juniper NetworksJunos OS23.2 to < 23.2R2-S4, 23.4 to < 23.4R2-S5, 24.2 to < 24.2R2-S1, 24.4 to < 24.4R1-S3, 24.4R2—
06 References
- supportportal.juniper.nethttps://supportportal.juniper.net/JSA100057
- github.comhttps://github.com/orangecertcc/security-research/security/advisories/GHSA-2p66-9j7x-fmch
07 Remediation
The following software releases have been updated to resolve this specific issue: 23.4R2-S4, 24.2R2-S1, 24.4R1-S3, 24.4R2, 25.2R1, and all subsequent releases.