HOMEVULNERABILITIESCVE-2018-16334
HIGH

CVE-2018-16334

CWE-78Published: September 2, 2018· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

An issue was discovered on Tenda AC9 V15.03.05.19(6318)_CN and AC10 V15.03.06.23_CN devices. The mac parameter in a POST request is used directly in a doSystemCmd call, causing OS command injection.

NVD Source

Technical Analysis

CVE-2018-16334 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low 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 8.8.

CVSS v3.1 Vector Breakdown

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

Affected Vendors & Products

tendacn4 product(s)
ac10 firmwareac10ac9 firmwareac9
Source: NVD CPE · 4 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-04/tenda.md
ADVISORYhttps://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-04/tenda.md

All References (2)

→
https://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-04/tenda.mdExploit · Third Party Advisory
→
https://github.com/zsjevilhex/iot/blob/master/route/tenda/tenda-04/tenda.mdExploit · Third Party Advisory

Quick Facts

CVE IDCVE-2018-16334
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-78
CISA KEVNo
Affected1 vendor(s)
PublishedSep 2, 2018

Related CVEs (CWE-78)

CVE-2021-33032
10.0
CVE-2019-4202
10.0
CVE-2025-64127
10.0
CVE-2026-6349
10.0
CVE-2018-25118
10.0
CVE-2023-37903
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-16334 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.
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