CVE-2023-46373Network attack vector

Router compromise via deviceInfoJsonToBin stack overflow

Published Oct 24, 2023 · Updated Sep 11, 2024

Stack overflow in TP-Link TL-WDR7660 firmware 2.0.30 allows remote attackers to corrupt router memory through network requests. The public record identifies deviceInfoJsonToBin as the affected function but does not disclose the input field or bounds-unsafe operation. No authentication or user interaction is required; exploitation corrupts the process stack, while code execution remains unconfirmed.

CVSS severity9.8
Critical
EPSS probability0.90%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stack overflow in TP-Link TL-WDR7660 firmware 2.0.30 allows remote attackers to corrupt router memory through network requests. The public record identifies deviceInfoJsonToBin as the affected function but does not disclose the input field or bounds-unsafe operation. No authentication or user interaction is required; exploitation corrupts the process stack, while code execution remains unconfirmed.

The record

CVE
CVE-2023-46373
Published
Oct 24, 2023
Updated
Sep 11, 2024
Vendor
TP-Link
Product
TL-WDR7660 Firmware
Classifications
CWE-787, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Oct 24, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 11, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=2.0.30

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

TP-Link · TL-WDR7660 Firmwareversion=2.0.30

Published CVSS scores

9.8NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-787Out-of-bounds Write
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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