01 Record
CVE-2020-1683
Junos OS: Memory leak leads to kernel crash (vmcore) due to SNMP polling
HighPUBLISHEDCNA: juniper
CNA base score7.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
02 Description
Junos OS: Memory leak leads to kernel crash (vmcore) due to SNMP polling
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.06% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 64.4% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- 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
- 2020-10-16 20:31Z6 YR AGO
- Last updated
- 2024-09-16 22:40Z2 YR AGO
- Reserved
- 2019-11-04
- Assigning CNA
- juniper
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-401Missing Release of Memory after Effective LifetimeVariant
- Data version
- 5.1
- Document digest
- 45223109c2702ef0739f4296b1ead5d86641e15f248841b0ec1ea5301ea94e53
05 Affected products
VendorProductVersionsPlatforms
Juniper NetworksJunos OS17.4R3, 18.1R3-S5 to < 18.1*, 18.2R3 to < 18.2*, 18.2X75-D420, 18.2X75-D50 to < 18.2X75*, 18.3R3 to < 18.3*, 18.4R1-S4, 18.4R2 to < 18.4*, 19.1R2 to < 19.1*, 19.2R1 to < 19.2*, 19.3 to < 19.3R2-S5, 19.3R3, 19.4 to < 19.4R1-S3, 19.4R2—
06 References
- kb.juniper.nethttps://kb.juniper.net/JSA11080
07 Remediation
The following software releases have been updated to resolve this specific issue: Junos OS 17.4R3-S1, 18.1R3-S10, 18.2R3-S3, 18.2X75-D41, 18.2X75-D430, 18.2X75-D53, 18.2X75-D60, 18.3R3-S2, 18.4R2-S5, 18.4R3-S1, 19.1R2-S2, 19.1R3, 19.2R1-S5, 19.2R2, 19.3R2-S5, 19.3R3, 19.4R1-S3, 19.4R2, 20.1R1, and all subsequent releases.