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CVE-2022-4498

A vulnerable HTTP Basic Authentication process in TP-Link routers, Archer C5 and WR710N-V1, is susceptible to either a DoS or an arbitrary code execution via any interface.

Published: Jan 11, 2023Updated: Nov 4, 2025 Sources: CVE List NVD BDUCWE-787
9.8CRITICAL
NVD MITRE
EPSS Score
1.8%
Top 23.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

In TP-Link routers, Archer C5 and WR710N-V1, running the latest available code, when receiving HTTP Basic Authentication the httpd service can be sent a crafted packet that causes a heap overflow. This can result in either a DoS (by crashing the httpd process) or an arbitrary code execution.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
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:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-787

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-wr940n, tl-wr886n
Archer C5
Networking Infrastructure
WR710N
Networking Infrastructure

Exploitability

Official Patch Available
Is your org exposed to CVE-2022-4498?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

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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