HOMEVULNERABILITIESCVE-2017-18744
HIGH

CVE-2017-18744

CWE-120Published: April 23, 2020· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects R6250 before 1.0.4.12, R6300v2 before 1.0.4.12, R6700 before 1.0.1.22, R6900 before 1.0.1.22, R7000 before 1.0.9.4, R7900 before 1.0.1.12, R8000 before 1.0.3.24, and R8500 before 1.0.2.74.

NVD Source

Technical Analysis

CVE-2017-18744 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), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

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

Affected Vendors & Products

netgear16 product(s)
r6250 firmwarer6250r6300 firmwarer6300r6700 firmwarer6700r6900 firmwarer6900r7000 firmwarer7000r7900 firmwarer7900+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://kb.netgear.com/000051511/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2017-0324
ADVISORYhttps://kb.netgear.com/000051511/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2017-0324

All References (2)

→
https://kb.netgear.com/000051511/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2017-0324Vendor Advisory
→
https://kb.netgear.com/000051511/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2017-0324Vendor Advisory

Quick Facts

CVE IDCVE-2017-18744
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-120
CISA KEVNo
Affected1 vendor(s)
PublishedApr 23, 2020

Related CVEs (CWE-120)

CVE-2007-1770
10.0
CVE-2008-3496
10.0
CVE-2022-20827
10.0
CVE-2015-5093
10.0
CVE-2001-0191
10.0
CVE-2025-9962
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Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-18744 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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