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CVE-2017-18752· NVD / CVE Program· CNA mitre

Certain NETGEAR devices are affected by an attacker's ability to read arbitrary files.

Certain NETGEAR devices are affected by an attacker's ability to read arbitrary files. This affects EX3700 before 1.0.0.64, EX3800 before 1.0.0.64, EX6120 before 1.0.0.32, EX6130 before 1.0.0.16, R6300v2 before 1.0.4.12, R6700 before 1.0.1.26, R6900 before 1.0.1.22, R7000 before 1.0.9.6, R7300DST before 1.0.0.52, R7900 before 1.0.1.12, R8000 before 1.0.3.24, and R8500 before 1.0.2.94.

MediumCVSS 6.5 · v3.1—No exploit No fix recorded
Published
Apr 22, 2020
Updated
Jun 16, 2026
EPSS
0.6% · 47th percentile
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Report tools

JSON

Action score

26

Monitor

Low priority for now.

CVSS
26 / 40 · 6.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.6%

CNA vs NVD score

NVD
6.5
CNA · mitre
8.8
2.3 point gap

CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
netgearex3700 firmware
netgearex3700
netgearex3800 firmware
netgearex3800
netgearex6120 firmware
netgearex6120
netgearex6130 firmware
netgearex6130
netgearr6300 firmware
netgearr6300
netgearr6700 firmware
netgearr6700

and 12 more

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • netgear ex3700 firmwarebefore 1.0.0.64
  • netgear ex3800 firmwarebefore 1.0.0.64
  • netgear ex6120 firmwarebefore 1.0.0.32
  • netgear ex6130 firmwarebefore 1.0.0.16
  • netgear r6300 firmwarebefore 1.0.4.12
  • netgear r6700 firmwarebefore 1.0.1.26
  • netgear r6900 firmwarebefore 1.0.1.22
  • netgear r7000 firmwarebefore 1.0.9.6
  • netgear r7300dst firmwarebefore 1.0.0.52
  • netgear r7900 firmwarebefore 1.0.1.12
  • netgear r8000 firmwarebefore 1.0.3.24
  • netgear r8500 firmwarebefore 1.0.2.94

Same product

netgear: all records

Other highest-scoring records for the same primary product.

  • CVE-2021-34991This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6400v2 1.0.4.106_10.0.8
    37Monitor
  • CVE-2017-18772Certain NETGEAR devices are affected by authentication bypass.
    35Monitor
  • CVE-2021-32122Certain NETGEAR devices are affected by CSRF.
    32Monitor
  • CVE-2025-5934Netgear EX3700 mtd sub_41619C stack-based overflow
    29Monitor
  • CVE-2024-35522Netgear EX3700 ' AC750 WiFi Range Extender Essentials Edition before 1.0.0.98 contains an authenticated command injection in operating_mode.
    29Monitor
  • CVE-2024-35519Netgear EX6120 v1.0.0.68, Netgear EX6100 v1.0.2.28, and Netgear EX3700 v1.0.0.96 are vulnerable to command injection in operating_mode.cgi v
    27Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Someone on the same network segment can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
none
Availability
none
Attack vector
Adjacent
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
None
Availability impact
None

Weakness class (CWE)

CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

nvd-primary

Root cause

The extension requests broader permissions than its function needs and sends the data it collects out for purposes beyond its stated function.

The bug in code

The whole CWE-200 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

json
{  "permissions": ["tabs", "<all_urls>"],  "background": { "service_worker": "analytics.js" }}

Fixed

json
{  "permissions": ["activeTab"],  "host_permissions": ["https://yildiz.example/*"]}

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records