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TwcertCVELIST:CVE-2022-21742

HistoryApr 26, 2022 - 12:00 a.m.

CVE-2022-21742 Realtek USB FE/1GbE/2.5GbE/5GbE NIC Family - Buffer Overflow

2022-04-2600:00:00

CWE-120

twcert

www.cve.org

6.2 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

19.8%

JSON

Realtek USB driver has a buffer overflow vulnerability due to insufficient parameter length verification in the API function. An unauthenticated LAN attacker can exploit this vulnerability to disrupt services.

CNA Affected

[
  {
    "platforms": [
      "Windows 10"
    ],
    "product": "USB FE/1GbE/2.5GbE/5GbE NIC Family",
    "vendor": "Realtek",
    "versions": [
      {
        "lessThanOrEqual": "10.39",
        "status": "affected",
        "version": "10.28",
        "versionType": "custom"
      }
    ]
  },
  {
    "platforms": [
      "Windows 8"
    ],
    "product": "USB FE/1GbE/2.5GbE/5GbE NIC Family",
    "vendor": "Realtek",
    "versions": [
      {
        "lessThanOrEqual": "8.60",
        "status": "affected",
        "version": "8.49",
        "versionType": "custom"
      }
    ]
  },
  {
    "platforms": [
      "Windows 7"
    ],
    "product": "USB FE/1GbE/2.5GbE/5GbE NIC Family",
    "vendor": "Realtek",
    "versions": [
      {
        "lessThanOrEqual": "7.53",
        "status": "affected",
        "version": "7.42",
        "versionType": "custom"
      }
    ]
  }
]

References

www.twcert.org.tw/tw/cp-132-6057-1cd0d-1.html

6.2 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

19.8%

JSON

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