Buffer Overflow Vulnerability in TP-Link TL-WR940N V4 Router
CVE-2023-36355

9.9CRITICAL

Key Information:

Vendor

Tp-link
Status
Tl-wr940n Firmware
Vendor
CVE Published:
22 June 2023

What is CVE-2023-36355?

A buffer overflow vulnerability has been identified in the TP-Link TL-WR940N V4 wireless router. This issue is triggered through the ipStart parameter at /userRpm/WanDynamicIpV6CfgRpm, where an attacker can exploit it through a specially crafted GET request. Successfully executing this attack can lead to a Denial of Service condition, rendering the device unresponsive. It is crucial for users to apply the latest firmware updates to mitigate this risk and secure their network.

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References

https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/...
http://packetstormsecurity.com/files/173294/TP-Link-TL-WR...

EPSS Score

42% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.9
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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