HOMEVULNERABILITIESCVE-2020-11551
HIGH

CVE-2020-11551

CWE-287Published: May 18, 2020· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

An issue was discovered on NETGEAR Orbi Tri-Band Business WiFi Add-on Satellite (SRS60) AC3000 V2.5.1.106, Outdoor Satellite (RBS50Y) V2.5.1.106, and Pro Tri-Band Business WiFi Router (SRR60) AC3000 V2.5.1.106. The administrative SOAP interface allows an unauthenticated remote write of arbitrary Wi-Fi configuration data such as authentication details (e.g., the Web-admin password), network settings, DNS settings, system administration interface configuration, etc.

NVD Source

Technical Analysis

CVE-2020-11551 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.

From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.

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

netgear6 product(s)
rbs50y firmwarerbs50ysrr60 firmwaresrr60srs60 firmwaresrs60
Source: NVD CPE · 6 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

PATCHhttps://www.modzero.com/modlog/archives/2020/05/18/how_netgear_meshed_up_wifi_for_business/index.html
PATCHhttps://www.modzero.com/modlog/archives/2020/05/18/how_netgear_meshed_up_wifi_for_business/index.html
ADVISORYhttps://github.com/modzero/MZ-20-02-NETGEAR-Orbi-Security
ADVISORYhttps://www.modzero.com/advisories/MZ-20-02-Netgear-Orbi-Pro-Security.txt
ADVISORYhttps://github.com/modzero/MZ-20-02-NETGEAR-Orbi-Security
ADVISORYhttps://www.modzero.com/advisories/MZ-20-02-Netgear-Orbi-Pro-Security.txt

All References (6)

→
https://github.com/modzero/MZ-20-02-NETGEAR-Orbi-SecurityExploit · Third Party Advisory
→
https://www.modzero.com/advisories/MZ-20-02-Netgear-Orbi-Pro-Security.txtExploit · Third Party Advisory
→
https://www.modzero.com/modlog/archives/2020/05/18/how_netgear_meshed_up_wifi_for_business/index.htmlExploit · Patch · Third Party Advisory
→
https://github.com/modzero/MZ-20-02-NETGEAR-Orbi-SecurityExploit · Third Party Advisory
→
https://www.modzero.com/advisories/MZ-20-02-Netgear-Orbi-Pro-Security.txtExploit · Third Party Advisory
→
https://www.modzero.com/modlog/archives/2020/05/18/how_netgear_meshed_up_wifi_for_business/index.htmlExploit · Patch · Third Party Advisory

Quick Facts

CVE IDCVE-2020-11551
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-287
CISA KEVNo
Affected1 vendor(s)
PublishedMay 18, 2020

Related CVEs (CWE-287)

CVE-2025-5597
10.0
CVE-2011-1519
10.0
CVE-2021-39296
10.0
CVE-2008-2833
10.0
CVE-2013-7282
10.0
CVE-2026-42869
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-11551 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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