Archer C9 Router Password Reset Vulnerability by TP-Link
CVE-2017-11519

9.8CRITICAL

Key Information:

Vendor

Tp-link
Status
Archer C9 \(2.0\) Firmware
Vendor
CVE Published:
21 July 2017

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 13%

What is CVE-2017-11519?

The TP-Link Archer C9 router has a vulnerability in the passwd_recovery.lua script that allows attackers to exploit a predictable random number generator seed to reset the admin password. This potential security threat can lead to unauthorized access if the router is not updated. The issue is addressed in the firmware version C9(UN)_V2_170511, highlighting the importance of keeping device firmware current to mitigate such risks.

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Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

tplink-CVE-2017-11519
Created by vakzz

References

http://www.tp-link.com/en/download/Archer-C9_V2.html#Firm...
x_refsource_MISC
https://devcraft.io/posts/2017/07/21/tp-link-archer-c9-ad...
x_refsource_MISC

EPSS Score

13% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability Reserved

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

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