HOMEVULNERABILITIESCVE-2017-18789
MEDIUM

CVE-2017-18789

CWE-200Published: April 22, 2020· Updated: Jun 17, 2026

5.5
CVSS v3.1

Official Description

Certain NETGEAR devices are affected by disclosure of sensitive information. This affects R6250 before V1.0.4.8, R6400 before V1.0.1.22, R6400v2 before V1.0.2.32, R7100LG before V1.0.0.32, R7300 before V1.0.0.52, R8300 before V1.0.2.94, R8500 before V1.0.2.100, D6220 before V1.0.0.28, D6400 before V1.0.0.60, and D8500 before V1.0.3.29.

NVD Source

Technical Analysis

CVE-2017-18789 requires local access, meaning attackers must already have a foothold on the target system.

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), with a CVSS base score of 5.5.

From a weakness classification perspective (CWE-200): Information exposure vulnerabilities leak sensitive data to unauthorized actors.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

netgear18 product(s)
r6250 firmwarer6250r6400 firmwarer6400r7100lg firmwarer7100lgr7300 firmwarer7300r8300 firmwarer8300r8500 firmwarer8500+6
Source: NVD CPE · 19 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://kb.netgear.com/000049373/Security-Advisory-for-Sensitive-Information-Disclosure-Vulnerability-on-Some-Routers-and-Some-DSL-Modem-Routers-PSV-2017-0426
ADVISORYhttps://kb.netgear.com/000049373/Security-Advisory-for-Sensitive-Information-Disclosure-Vulnerability-on-Some-Routers-and-Some-DSL-Modem-Routers-PSV-2017-0426

All References (2)

→
https://kb.netgear.com/000049373/Security-Advisory-for-Sensitive-Information-Disclosure-Vulnerability-on-Some-Routers-and-Some-DSL-Modem-Routers-PSV-2017-0426Vendor Advisory
→
https://kb.netgear.com/000049373/Security-Advisory-for-Sensitive-Information-Disclosure-Vulnerability-on-Some-Routers-and-Some-DSL-Modem-Routers-PSV-2017-0426Vendor Advisory

Quick Facts

CVE IDCVE-2017-18789
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-200
CISA KEVNo
Affected1 vendor(s)
PublishedApr 22, 2020

Related CVEs (CWE-200)

CVE-2015-0987
10.0
CVE-2022-29165
10.0
CVE-2011-1643
10.0
CVE-2010-1230
10.0
CVE-2015-2897
10.0
CVE-2025-22612
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-18789 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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