CVE-2019-17137
moderate-risk
Published 2020-02-10
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR AC1200 R6220 Firmware version 1.1.0.86 Smart WiFi Router. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of path strings. By inserting a null byte into the path, the user can skip most authentication checks. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-8616.
Do I need to act?
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0.42% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.4/10
Critical
NETWORK
/ LOW complexity
Affected Products (1)
Ac1200 R6220 Firmware
Affected Vendors
References (2)
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-19-866/
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-19-866/
38
/ 100
moderate-risk
Severity
31/34 · Critical
Exploitability
2/34 · Minimal
Exposure
5/34 · Minimal