HOMEVULNERABILITIESCVE-2023-0640
CRITICAL

CVE-2023-0640

CWE-77Published: February 2, 2023· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

A vulnerability was found in TRENDnet TEW-652BRP 3.04b01. It has been classified as critical. Affected is an unknown function of the file ping.ccp of the component Web Interface. The manipulation leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-220020.

NVD Source

Risk Analysis

TRENDnet TEW-652BRP devices are susceptible to command injection via the web interface. This critical flaw allows for remote code execution, warranting a high CVSS score of 9.8.

No public exploit is currently known, and it is not in KEV. The flaw is remotely exploitable with low attack complexity.

Recommended Action

Users should check for and apply the latest firmware updates provided by TRENDnet.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-0640 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

trendnet2 product(s)
tew-652brp firmwaretew-652brp
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (4)

https://vuldb.com/?id.220020Exploit · Third Party Advisory
https://vuldb.com/?id.220020Exploit · Third Party Advisory

Quick Facts

CVE IDCVE-2023-0640
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-77
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 2, 2023

Related CVEs (CWE-77)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2023-0640 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.