Command Injection Vulnerability in TPLINK TL-ER5120G Router
CVE-2023-43137

8.8HIGH

Key Information:

Vendor
Tp-link
Status
Tl-er5120g Firmware
Vendor
CVE Published:
20 September 2023

Summary

The TPLINK TL-ER5120G router is susceptible to a command injection vulnerability that arises when an authenticated user adds Access Control List (ACL) rules. Attackers can exploit this flaw by manipulating the rule name parameter, which contains injection points, thereby allowing them to execute arbitrary commands on the device. This vulnerability poses significant risks to the integrity and security of the device's configuration, potentially leading to unauthorized access or a complete compromise of the router.

References

https://github.com/7R4C4R/CVE/blob/main/TPLINK-TL-ER5120G...

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.