CVE-2022-43972

A null pointer dereference vulnerability exists in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. A null pointer dereference in the soap_action function within the upnp binary can be triggered by an unauthenticated attacker via a malicious POST request invoking the AddPortMapping action.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://youtu.be/73-1lhvJPNg	Exploit Third Party Advisory
https://youtu.be/RfWVYCUBNZ0	Exploit Third Party Advisory
https://youtu.be/TeWAmZaKQ_w	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:linksys:wrt54gl_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:linksys:wrt54gl:-:*:*:*:*:*:*:*

History

13 Jan 2023, 16:58

Type	Values Removed	Values Added
CWE		CWE-476
First Time		Linksys Linksys wrt54gl Firmware Linksys wrt54gl
CPE		cpe:2.3:o:linksys:wrt54gl_firmware:::::::: cpe:2.3:h:linksys:wrt54gl:-:::::::*
References	~~(CONFIRM) https://youtu.be/73-1lhvJPNg -~~	(CONFIRM) https://youtu.be/73-1lhvJPNg - Exploit, Third Party Advisory
References	~~(CONFIRM) https://youtu.be/TeWAmZaKQ_w -~~	(CONFIRM) https://youtu.be/TeWAmZaKQ_w - Exploit, Third Party Advisory
References	~~(CONFIRM) https://youtu.be/RfWVYCUBNZ0 -~~	(CONFIRM) https://youtu.be/RfWVYCUBNZ0 - Exploit, Third Party Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.5

09 Jan 2023, 21:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-01-09 21:15

Updated : 2023-12-10 14:48

NVD link : CVE-2022-43972

Mitre link : CVE-2022-43972

CVE.ORG link : CVE-2022-43972

JSON object : View

Products Affected

linksys

wrt54gl
wrt54gl_firmware

CWE

CWE-476

NULL Pointer Dereference

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