CVE-2017-11519 — CRITICAL (9.8)

Vulnerability Description

passwd_recovery.lua on the TP-Link Archer C9(UN)_V2_160517 allows an attacker to reset the admin password by leveraging a predictable random number generator seed. This is fixed in C9(UN)_V2_170511.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Tp-Link	Archer C9 \(2.0\) Firmware	160517
Tp-Link	Archer C9 \(2.0\)	-

Related Weaknesses (CWE)

CWE-335

References

http://www.tp-link.com/en/download/Archer-C9_V2.html#FirmwareThird Party Advisory
https://devcraft.io/posts/2017/07/21/tp-link-archer-c9-admin-password-reset.htmlExploitThird Party Advisory
http://www.tp-link.com/en/download/Archer-C9_V2.html#FirmwareThird Party Advisory
https://devcraft.io/posts/2017/07/21/tp-link-archer-c9-admin-password-reset.htmlExploitThird Party Advisory

FAQ

What is CVE-2017-11519?

CVE-2017-11519 is a vulnerability with a CVSS score of 9.8 (CRITICAL). passwd_recovery.lua on the TP-Link Archer C9(UN)_V2_160517 allows an attacker to reset the admin password by leveraging a predictable random number generator seed. This is fixed in C9(UN)_V2_170511.

How severe is CVE-2017-11519?

CVE-2017-11519 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2017-11519?

Check the references section above for vendor advisories and patch information. Affected products include: Tp-Link Archer C9 \(2.0\) Firmware, Tp-Link Archer C9 \(2.0\).