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[email protected]CVE-2022-21742

HistoryJun 20, 2022 - 6:15 a.m.

CVE-2022-21742

2022-06-2006:15:08

CWE-120

[email protected]

web.nvd.nist.gov

794

realtek

usb

driver

buffer overflow

vulnerability

lan

attacker

services

nvd

cve-2022-21742

3.3 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:N/I:N/A:P

6.5 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:A/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.

Affected configurations

NVD

Node

realtekrtl8156_firmwareRange7.42–7.53

realtekrtl8156_firmwareRange8.49–8.60

realtekrtl8156_firmwareRange10.28–10.50

AND

realtekrtl8156Match-

Node

realtekrtl8156b_firmwareRange7.42–7.53

realtekrtl8156b_firmwareRange8.49–8.60

realtekrtl8156b_firmwareRange10.28–10.50

AND

realtekrtl8156bMatch-

Node

realtekrtl8153_firmwareRange7.42–7.53

realtekrtl8153_firmwareRange8.49–8.60

realtekrtl8153_firmwareRange10.28–10.50

AND

realtekrtl8153Match-

Node

realtekrtl8153b_firmwareRange7.42–7.53

realtekrtl8153b_firmwareRange8.49–8.60

realtekrtl8153b_firmwareRange10.28–10.50

AND

realtekrtl8153bMatch-

Node

realtekrtl8154_firmwareRange7.42–7.53

realtekrtl8154_firmwareRange8.49–8.60

realtekrtl8154_firmwareRange10.28–10.50

AND

realtekrtl8154Match-

Node

realtekrtl8154b_firmwareRange7.42–7.53

realtekrtl8154b_firmwareRange8.49–8.60

realtekrtl8154b_firmwareRange10.28–10.50

AND

realtekrtl8154bMatch-

Node

realtekrtl8152b_firmwareRange7.42–7.53

realtekrtl8152b_firmwareRange8.49–8.60

realtekrtl8152b_firmwareRange10.28–10.50

AND

realtekrtl8152bMatch-

CPENameOperatorVersion
realtek:rtl8156_firmwarerealtek rtl8156 firmwarele7.53
realtek:rtl8156_firmwarerealtek rtl8156 firmwarele8.60
realtek:rtl8156_firmwarerealtek rtl8156 firmwarelt10.50

CPE	Name	Operator	Version
realtek:rtl8156_firmware	realtek rtl8156 firmware	le	7.53
realtek:rtl8156_firmware	realtek rtl8156 firmware	le	8.60
realtek:rtl8156_firmware	realtek rtl8156 firmware	lt	10.50

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

Social References

3.3 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:N/I:N/A:P

6.5 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

19.8%

JSON

Related for CVE-2022-21742

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