HOMEVULNERABILITIESCVE-2016-7820
HIGH

CVE-2016-7820

CWE-119Published: June 9, 2017· Updated: Jun 17, 2026

7.2
CVSS v3.1

Official Description

Buffer overflow in I-O DATA DEVICE TS-WRLP firmware version 1.01.02 and earlier and TS-WRLA firmware version 1.01.02 and earlier allows an attacker with administrator rights to cause a denial-of-service (DoS) or execute arbitrary code via unspecified vectors.

NVD Source

Technical Analysis

CVE-2016-7820 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

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 7.2.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.High
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

iodata4 product(s)
ts-wrlp firmwarets-wrlpts-wrla firmwarets-wrla
Source: NVD CPE · 4 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (6)

http://www.securityfocus.com/bid/94594Third Party Advisory · Vendor Advisory
https://jvn.jp/en/jp/JVN25059363/index.htmlThird Party Advisory · VDB Entry
http://www.securityfocus.com/bid/94594Third Party Advisory · Vendor Advisory
https://jvn.jp/en/jp/JVN25059363/index.htmlThird Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2016-7820
CVSS Score7.2 / 10
SeverityHIGH
WeaknessCWE-119
CISA KEVNo
Affected1 vendor(s)
PublishedJun 9, 2017

Related CVEs (CWE-119)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2016-7820 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.COM. CVE data is provided under the NVD usage policy.