HOMEVULNERABILITIESCVE-2018-16187
MEDIUM

CVE-2018-16187

CWE-295Published: January 9, 2019· Updated: Jun 17, 2026

5.9
CVSS v3.1

Official Description

The RICOH Interactive Whiteboard D2200 V1.3 to V2.2, D5500 V1.3 to V2.2, D5510 V1.3 to V2.2, the display versions with RICOH Interactive Whiteboard Controller Type1 V1.3 to V2.2 attached (D5520, D6500, D6510, D7500, D8400), and the display versions with RICOH Interactive Whiteboard Controller Type2 V3.0 to V3.1.10137.0 attached (D5520, D6510, D7500, D8400) does not verify its server certificates, which allows man-in-the-middle attackers to eversdrop on encrypted communication.

NVD Source

Technical Analysis

CVE-2018-16187 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), with a CVSS base score of 5.9.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityHigh
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

ricoh16 product(s)
d2200 firmwared2200d5500 firmwared5500d5510 firmwared5510d5520 firmwared5520d6500 firmwared6500d6510 firmwared6510+4
Source: NVD CPE · 16 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://jvn.jp/en/jp/JVN55263945/index.html
ADVISORYhttps://www.ricoh.com/info/2018/1127_1.html
ADVISORYhttps://jvn.jp/en/jp/JVN55263945/index.html
ADVISORYhttps://www.ricoh.com/info/2018/1127_1.html

All References (4)

→
https://jvn.jp/en/jp/JVN55263945/index.htmlThird Party Advisory
→
https://www.ricoh.com/info/2018/1127_1.htmlVendor Advisory
→
https://jvn.jp/en/jp/JVN55263945/index.htmlThird Party Advisory
→
https://www.ricoh.com/info/2018/1127_1.htmlVendor Advisory

Quick Facts

CVE IDCVE-2018-16187
CVSS Score5.9 / 10
SeverityMEDIUM
WeaknessCWE-295
CISA KEVNo
Affected1 vendor(s)
PublishedJan 9, 2019

Related CVEs (CWE-295)

CVE-2026-4370
10.0
CVE-2018-12829
9.8
CVE-2015-3886
9.8
CVE-2017-7406
9.8
CVE-2010-1378
9.8
CVE-2017-17301
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-16187 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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