CVE-2022-4499

The strcmp function in TP-Link routers, Archer C5 and WR710N-V1, used for checking credentials in httpd, is susceptible to a side-channel attack.

Published: Jan 11, 2023Updated: Nov 4, 2025 Sources: CVE List NVD BDUCWE-203

7.5HIGH

Description

TP-Link routers, Archer C5 and WR710N-V1, using the latest software, the strcmp function used for checking credentials in httpd, is susceptible to a side-channel attack. By measuring the response time of the httpd process, an attacker could guess each byte of the username and password.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:NIntegrity

None

A:NAvailability

None

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Weaknesses

CWE-203

Affected Products

TP-Link

commercial·TWaka tp link

archer c5 firmware

Networking Infrastructure

tl-wr710n firmware

Networking Infrastructure

WR710N

Networking Infrastructure

Archer C5

Networking Infrastructure

TP-Link Technologies Co Ltd.

commercial·CNaka tl-wr841n, tl-wr886n, tl-wr940n

Archer C5

Networking Infrastructure

WR710N

Networking Infrastructure

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique

Discovery

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References

https://kb.cert.org/vuls/id/572615

kb.cert.org

https://www.kb.cert.org/vuls/id/572615

kb.cert.org

https://kb.cert.org/vuls/id/572615

kb.cert.org

and 2 more references View all →

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