CVE-2022-21742

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.
References
Link Resource
https://www.twcert.org.tw/tw/cp-132-6057-1cd0d-1.html Third Party Advisory
Configurations

Configuration 1 (hide)

AND
OR cpe:2.3:o:realtek:rtl8156_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8156_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8156_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8156:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
OR cpe:2.3:o:realtek:rtl8156b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8156b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8156b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8156b:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
OR cpe:2.3:o:realtek:rtl8153_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8153_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8153_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8153:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
OR cpe:2.3:o:realtek:rtl8153b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8153b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8153b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8153b:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
OR cpe:2.3:o:realtek:rtl8154_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8154_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8154_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8154:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
OR cpe:2.3:o:realtek:rtl8154b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8154b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8154b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8154b:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
OR cpe:2.3:o:realtek:rtl8152b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8152b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8152b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8152b:-:*:*:*:*:*:*:*

History

05 Jul 2022, 20:40

Type Values Removed Values Added
CPE cpe:2.3:o:realtek:rtl8153b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8153:-:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8153_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8154b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8154b:-:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8154_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8152b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8156:-:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8156_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:realtek:rtl8156b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8156b:-:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8153b:-:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8154:-:*:*:*:*:*:*:*
cpe:2.3:h:realtek:rtl8152b:-:*:*:*:*:*:*:*
References (MISC) https://www.twcert.org.tw/tw/cp-132-6057-1cd0d-1.html - (MISC) https://www.twcert.org.tw/tw/cp-132-6057-1cd0d-1.html - Third Party Advisory
CVSS v2 : unknown
v3 : 6.2
v2 : 3.3
v3 : 6.5
CWE CWE-120

20 Jun 2022, 06:15

Type Values Removed Values Added
New CVE

Information

Published : 2022-06-20 06:15

Updated : 2024-02-04 22:29


NVD link : CVE-2022-21742

Mitre link : CVE-2022-21742

CVE.ORG link : CVE-2022-21742


JSON object : View

Products Affected

realtek

  • rtl8152b
  • rtl8153_firmware
  • rtl8154b
  • rtl8154
  • rtl8153b
  • rtl8153
  • rtl8156
  • rtl8156b_firmware
  • rtl8154b_firmware
  • rtl8153b_firmware
  • rtl8156_firmware
  • rtl8156b
  • rtl8152b_firmware
  • rtl8154_firmware
CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')