HOMEVULNERABILITIESCVE-2018-10698
CRITICAL

CVE-2018-10698

CWE-311Published: June 7, 2019· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

An issue was discovered on Moxa AWK-3121 1.14 devices. The device enables an unencrypted TELNET service by default. This allows an attacker who has been able to gain an MITM position to easily sniff the traffic between the device and the user. Also an attacker can easily connect to the TELNET daemon using the default credentials if they have not been changed by the user.

NVD Source

Technical Analysis

CVE-2018-10698 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

moxa2 product(s)
awk-3121 firmwareawk-3121
Source: NVD CPE · 2 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
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Official Patches & Advisories

ADVISORYhttp://packetstormsecurity.com/files/153223/Moxa-AWK-3121-1.14-Information-Disclosure-Command-Execution.html
ADVISORYhttps://github.com/samuelhuntley/Moxa_AWK_1121/blob/master/Moxa_AWK_1121
ADVISORYhttps://seclists.org/bugtraq/2019/Jun/8
ADVISORYhttp://packetstormsecurity.com/files/153223/Moxa-AWK-3121-1.14-Information-Disclosure-Command-Execution.html
ADVISORYhttps://github.com/samuelhuntley/Moxa_AWK_1121/blob/master/Moxa_AWK_1121
ADVISORYhttps://seclists.org/bugtraq/2019/Jun/8

All References (6)

→
http://packetstormsecurity.com/files/153223/Moxa-AWK-3121-1.14-Information-Disclosure-Command-Execution.htmlExploit · Third Party Advisory · VDB Entry
→
https://github.com/samuelhuntley/Moxa_AWK_1121/blob/master/Moxa_AWK_1121Third Party Advisory
→
https://seclists.org/bugtraq/2019/Jun/8Mailing List · Third Party Advisory
→
http://packetstormsecurity.com/files/153223/Moxa-AWK-3121-1.14-Information-Disclosure-Command-Execution.htmlExploit · Third Party Advisory · VDB Entry
→
https://github.com/samuelhuntley/Moxa_AWK_1121/blob/master/Moxa_AWK_1121Third Party Advisory
→
https://seclists.org/bugtraq/2019/Jun/8Mailing List · Third Party Advisory

Quick Facts

CVE IDCVE-2018-10698
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-311
CISA KEVNo
Affected1 vendor(s)
PublishedJun 7, 2019

Related CVEs (CWE-311)

CVE-2019-12924
9.8
CVE-2018-7498
9.8
CVE-2017-9632
9.8
CVE-2017-9854
9.8
CVE-2019-3431
9.8
CVE-2020-35168
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-10698 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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