CVE-2017-11519

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 v3 9.8 CRITICAL
CVSS v2.0 5.0 MEDIUM

9.8^/10

CVSS v3 : CRITICAL

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

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

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

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tp-link:archer_c9_\(2.0\)_firmware:160517:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:archer_c9_\(2.0\):-:*:*:*:*:*:*:*

History

21 Nov 2024, 03:07

Type	Values Removed	Values Added
References	~~() http://www.tp-link.com/en/download/Archer-C9_V2.html#Firmware - Third Party Advisory~~	() http://www.tp-link.com/en/download/Archer-C9_V2.html#Firmware - Third Party Advisory
References	~~() https://devcraft.io/posts/2017/07/21/tp-link-archer-c9-admin-password-reset.html - Exploit, Third Party Advisory~~	() https://devcraft.io/posts/2017/07/21/tp-link-archer-c9-admin-password-reset.html - Exploit, Third Party Advisory

Information

Published : 2017-07-21 21:29

Updated : 2025-04-20 01:37

NVD link : CVE-2017-11519

Mitre link : CVE-2017-11519

CVE.ORG link : CVE-2017-11519

JSON object : View

Products Affected

tp-link

archer_c9_\(2.0\)
archer_c9_\(2.0\)_firmware

CWE

CWE-335

Incorrect Usage of Seeds in Pseudo-Random Number Generator (PRNG)

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