Buffer Overflow Vulnerability in TP-Link Wireless Routers
CVE-2023-39745

7.5HIGH

Key Information:

Vendor

Tp-link
Status
Tl-wr940n V2 Firmware
Vendor
CVE Published:
21 August 2023

What is CVE-2023-39745?

A buffer overflow vulnerability exists in TP-Link TL-WR940N V2, TL-WR941ND V5, and TL-WR841N V8 routers. This vulnerability occurs via the component /userRpm/AccessCtrlAccessRulesRpm, allowing attackers who send a specially crafted GET request to the affected devices to achieve a Denial of Service (DoS). The flaw enables potential disruption of service, affecting availability for users and posing a security risk to network environments.

References

https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.