HOMEVULNERABILITIESCVE-2019-20658
MEDIUM

CVE-2019-20658

NVD-CWE-noinfoPublished: April 15, 2020· Updated: Jun 17, 2026

6.5
CVSS v3.1

Official Description

Certain NETGEAR devices are affected by disclosure of sensitive information. This affects FS728TLP before 1.0.1.26, GS105Ev2 before 1.6.0.4, GS105PE before 1.6.0.4, GS108Ev3 before 2.06.08, GS108PEv3 before 2.06.08, GS110EMX before 1.0.1.4, GS116Ev2 before 2.6.0.35, GS408EPP before 1.0.0.15, GS808E before 1.7.0.7, GS810EMX before 1.7.1.1, GS908E before 1.7.0.3, GSS108E before 1.6.0.4, GSS108EPP before 1.0.0.15, GSS116E before 1.6.0.9, JGS516PE before 2.6.0.35, JGS524Ev2 before 2.6.0.35, JGS524PE before 2.6.0.35, XS512EM before 1.0.1.1, XS708Ev2 before 1.6.0.23, XS716E before 1.6.0.23, and XS724EM before 1.0.1.1.

NVD Source

Technical Analysis

CVE-2019-20658 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

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 6.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

netgear42 product(s)
fs728tlp firmwarefs728tlpgs105e firmwaregs105egs105pe firmwaregs105pegs108e firmwaregs108egs108pe firmwaregs108pegs110emx firmwaregs110emx+30
Source: NVD CPE · 42 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/000061481/Security-Advisory-for-Sensitive-Information-Disclosure-on-Some-Switches-PSV-2018-0612
ADVISORYhttps://kb.netgear.com/000061481/Security-Advisory-for-Sensitive-Information-Disclosure-on-Some-Switches-PSV-2018-0612

All References (2)

→
https://kb.netgear.com/000061481/Security-Advisory-for-Sensitive-Information-Disclosure-on-Some-Switches-PSV-2018-0612Vendor Advisory
→
https://kb.netgear.com/000061481/Security-Advisory-for-Sensitive-Information-Disclosure-on-Some-Switches-PSV-2018-0612Vendor Advisory

Quick Facts

CVE IDCVE-2019-20658
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedApr 15, 2020

Related CVEs (NVD-CWE-noinfo)

CVE-2006-3698
10.0
CVE-2009-1422
10.0
CVE-2008-4873
10.0
CVE-2008-5010
10.0
CVE-2009-3099
10.0
CVE-2017-12542
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-20658 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. CVE data is provided under the NVD usage policy.
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