01 Record
CVE-2024-39533
Junos OS: QFX5000 Series and EX4600 Series: Output firewall filter is not applied if certain match criteria are used
MediumPUBLISHEDCNA: juniper
CNA base score6.9 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N
02 Description
Junos OS: QFX5000 Series and EX4600 Series: Output firewall filter is not applied if certain match criteria are used
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.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.29% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 22.0% of scored records. A rank, not a probability.
- NVD base score
- 6.9 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/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
- 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
- 2024-07-11 16:08Z2 YR AGO
- Last updated
- 2024-08-02 04:26Z2 YR AGO
- Reserved
- 2024-06-25
- Assigning CNA
- juniper
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.9)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N
- Weaknesses
- CWE-447Unimplemented or Unsupported Feature in UIBase
- Data version
- 5.1
- Document digest
- 8ddcaf7479f88c500b144f452ac3575aeddc00859964e639adfd420a3d858df4
05 Affected products
VendorProductVersionsPlatforms
Juniper NetworksJunos OS0 to < 21.2R3-S7, 21.4 to < 21.4R3-S6, 22.1 to < 22.1R3-S5, 22.2 to < 22.2R3-S3, 22.3 to < 22.3R3-S2, 22.4 to < 22.4R3, 23.2 to < 23.2R2QFX5000 Series, EX4600 Series
juniperjunos_os0 to < 21.2r3-s7, 21.4 to < 21.4r3-s6, 22.1 to < 221r3--s5, 22.2 to < 22.2r3-s2, 22.3 to < 22.3r3-s2, 22.4 to < 22.4r3, 23.2 to < 23.2r2—
06 References
- supportportal.juniper.nethttps://supportportal.juniper.net/JSA82993
07 Remediation
The following software releases have been updated to resolve this specific issue: 21.2R3-S7, 21.4R3-S6, 22.1R3-S5, 22.2R3-S3, 22.3R3-S2, 22.4R3, 23.2R2, 23.4R1, and all subsequent releases.