CVE-2019-19505 — HIGH (8.8)

Vulnerability Description

Tenda PA6 Wi-Fi Powerline extender 1.0.1.21 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the "Wireless" section in the web-UI. By sending a specially crafted hostname, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Tendacn	Pa6 Firmware	1.0.1.21
Tendacn	Pa6	-

Related Weaknesses (CWE)

CWE-787

References

https://securityintelligence.com/posts/vulnerable-powerline-extenders-underline-ExploitThird Party Advisory
https://securityintelligence.com/posts/vulnerable-powerline-extenders-underline-ExploitThird Party Advisory

FAQ

What is CVE-2019-19505?

CVE-2019-19505 is a vulnerability with a CVSS score of 8.8 (HIGH). Tenda PA6 Wi-Fi Powerline extender 1.0.1.21 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the "Wireless" section in the web-UI. By sending a specially crafted h...

How severe is CVE-2019-19505?

CVE-2019-19505 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-19505?

Check the references section above for vendor advisories and patch information. Affected products include: Tendacn Pa6 Firmware, Tendacn Pa6.