01 Record
CVE-2022-21742
Realtek USB FE/1GbE/2.5GbE/5GbE NIC Family - Buffer Overflow
MediumPUBLISHEDCNA: twcert
CNA base score6.2 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
02 Description
Realtek USB FE/1GbE/2.5GbE/5GbE NIC Family - Buffer Overflow
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
- 0.24% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 15.0% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:A/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
- 2022-06-20 05:30Z4 YR AGO
- Last updated
- 2024-09-17 01:36Z2 YR AGO
- Reserved
- 2021-11-19
- Assigning CNA
- twcert
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.2)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
- Data version
- 5.1
- Document digest
- a29b0ba02549622ed022327e80ebd2a3969ab8062c9a3107047166fd0b286907
05 Affected products
VendorProductVersionsPlatforms
RealtekUSB FE/1GbE/2.5GbE/5GbE NIC Family10.28 to 10.39, 8.49 to 8.60, 7.42 to 7.53Windows 10, Windows 8, Windows 7
06 References
- www.twcert.org.twhttps://www.twcert.org.tw/tw/cp-132-6057-1cd0d-1.html
07 Remediation
Update version to v10.50