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01 Record

CVE-2024-39518

Junos OS: MX240, MX480, MX960 platforms using MPC10E: Memory leak will be observed when subscribed to a specific subscription on Junos Telemetry Interface

HighPUBLISHEDCNA: juniper
CNA base score8.7 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

02 Description

Junos OS: MX240, MX480, MX960 platforms using MPC10E: Memory leak will be observed when subscribed to a specific subscription on Junos Telemetry Interface

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.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.42% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 36.4% of scored records. A rank, not a probability.
NVD base score
8.7 (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:H/SC:N/SI:N/SA:L/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
2024-07-10 23:07Z2 YR AGO
Last updated
2024-08-02 04:26Z2 YR AGO
Reserved
2024-06-25
Assigning CNA
juniper
Record state
PUBLISHED
Severity
High (CVSS 8.7)
CNA CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L
Weaknesses
  • CWE-122Heap-based Buffer OverflowVariant
  • CWE-787Out-of-bounds WriteBase
Data version
5.1
Document digest
37e4aba7f640517f33ab38b9b03a931d45c84c3eca92079ed421a9719f348a30

05 Affected products

VendorProductVersionsPlatforms
Juniper NetworksJunos OS21.2R3-S5 to < 21.2R3-S7, 21.4R3-S4 to < 21.4R3-S6, 22.2R3 to < 22.2R3-S4, 22.3R2 to < 22.3R3-S2, 22.4R1 to < 22.4R3, 23.2R1 to < 23.2R2MX240 using MPC10E, MX480 using MPC10E, MX960 using MPC10E
juniperjunos_os21.2R3-S5 to < 21.2R3-S7, 21.4R3-S4 to < 21.4R3-S6, 22.2R3 to < 22.2R3-S4, 22.3R2 to < 22.3R3-S2, 22.4R1 to < 22.4R3, 23.2R1 to < 23.2R2—

06 References

07 Remediation

The following software releases have been updated to resolve this specific issue: 20.4R3-S10, 21.2R3-S7, 21.4R3-S6, 22.2R3-S3, 22.2R3-S4, 22.3R3-S2, 22.4R3, 23.2R2, 23.4R1, 23.4R2, and all subsequent releases.