Null pointer dereference in Linksys WRT54GL
CVE-2022-43972
6.5MEDIUM
Key Information
- Vendor
- Linksys
- Status
- Wrt54gl Wireless-g Broadband Router
- Vendor
- CVE Published:
- 9 January 2023
Summary
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.
Affected Version(s)
WRT54GL Wireless-G Broadband Router <= 4.30.18.006
References
CVSS V3.1
Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved
Collectors
NVD DatabaseMitre Database
Credit
Jessie Chick of Trellix ARC