CVE-2020-11551: netgear rbs50y_firmware Improper Authentication
Vulnerability summary
CVE-2020-11551 is a critical (CVSS 9.6) Improper Authentication vulnerability in netgear rbs50y_firmware. EPSS estimates a 1.65% chance of exploitation in the next 30 days, higher than 76.1% of scored vulnerabilities. 3 public exploits are recorded.
Timeline
- 18-05-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
4 scores · 2 sources · 3 versions- NVDNIST9.6CriticalCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS trend
Probability
1.65%
Chance of exploitation in the next 30 days
Percentile
76%
Versus all other CVEs
30-day change
0.00 pp
From 1.65% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
3 foundMz 20 02 Netgear Orbi Security
Maturity: poc
Exploit Reference (modzero.com)
Maturity: unknown
Exploit Reference (modzero.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-287Improper AuthenticationWhen an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
- CWE-330Use of Insufficiently Random ValuesThe product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.
Affected systems
Netgear3 products
- rbs50y_firmware2.5.1.106
- srr60_firmware2.5.1.106
- srs60_firmware2.5.1.106
1 vendor · 3 products
References
3 links- www.modzero.com/advisories/MZ-20-02-Netgear-Orbi-Pro-Security.txtX Refsource MISCExploitThird Party Advisory
- www.modzero.com/modlog/archives/2020/05/18/how_netgear_meshed_up_wifi_for_business/index.htmlX Refsource MISCExploitPatchThird Party Advisory