Vulnerability Monitor

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CVE-2018-19242

Buffer overflow in apply.cgi on TRENDnet TEW-632BRP 1.010B32 and TEW-673GRU devices allows attackers to hijack the control flow to any attacker-specified location by crafting a POST request payload (with authentication).

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.8, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 4 products from trendnet, from trendnet, from trendnet and 1 other, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2018, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2018-12-20T23:29:01.253

Last Modified

2024-11-21T03:57:38.003

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 8.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	trendnet	tew-632brp_firmware	1.010b32	Yes
Hardware	trendnet	tew-632brp	-	No
Operating System	trendnet	tew-673gru_firmware	1.00b40	Yes
Hardware	trendnet	tew-673gru	-	No

References

http://packetstormsecurity.com/files/150693/TRENDnet-Command-Injection-Buffer-Overflow-Cross-Site-Scripting.html Third Party Advisory, VDB Entry ([email protected])
http://seclists.org/fulldisclosure/2018/Dec/21 Mailing List, Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/150693/TRENDnet-Command-Injection-Buffer-Overflow-Cross-Site-Scripting.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2018/Dec/21 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For trendnet's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.