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CVE-2023-27346

Published: May 3, 2024Updated: Aug 6, 2025 Sources: CVE List NVD BDUCWE-121
8.8HIGH
NVD MITRE
EPSS Score
0.7%
Top 50.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

TP-Link AX1800 Firmware Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link AX1800 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the parsing of firmware images. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. . Was ZDI-CAN-19703.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
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-121

Affected Products

TP-Link
commercial·TWaka tp link
AX1800
Networking Infrastructure
archer ax21 firmware
Networking Infrastructure
TP-Link Technologies Co Ltd.
commercial·CNaka tl-wr940n, tl-wr886n, tl-wr841n
Archer AX21
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
Privilege Escalation
View detailed technique mapping

References

https://www.zerodayinitiative.com/advisories/ZDI-23-377/
zerodayinitiative.com
https://www.tp-link.com/us/support/download/archer-ax21/v3/#Firmware
tp-link.com

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