CVE-2017-6862 NETGEAR Multiple Devices: memory-safety flaw
In plain words: The program mishandles the memory it uses to keep track of data. A specially made input can scramble that memory. Usually lets an attacker crash the program or run their own code with its permissions.
Confirmed exploited by CISA on · US federal patch deadline Jun 22, 2022
What to do
- Install NETGEAR's security update for Multiple Devices. If no update exists, follow the vendor's workaround or stop using the product until one ships.
- Turn on automatic firmware updates and replace gear the maker no longer supports.
- Change default passwords and switch off remote administration and features you do not use.
- Do not put storage boxes or cameras directly on the internet — use the maker's app or a VPN.
Who is affected
Could reach you. This one is aimed at devices or apps of the kind people own.
What's at risk: Taken over in bulk to join botnets, used to watch your traffic, or — for storage boxes — locked by ransomware.
The details
- Official name
- NETGEAR Multiple Devices Buffer Overflow Vulnerability
- Product
- NETGEAR Multiple Devices
- CISA description
- Multiple NETGEAR devices contain a buffer overflow vulnerability that allows for authentication bypass and remote code execution.
- Type of flaw
- Memory-safety flaw (CWE-119)
- Confirmed exploited
- Jun 8, 2022
- US federal patch deadline
- Jun 22, 2022
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Answering about CVE-2017-6862 ·
Questions about CVE-2017-6862
Is CVE-2017-6862 being exploited?
Yes. CISA added CVE-2017-6862 to its Known Exploited Vulnerabilities catalog on Jun 8, 2022, which means there is reliable evidence of real-world attacks.
How do I fix CVE-2017-6862?
Install NETGEAR's security update for Multiple Devices. If no update exists, follow the vendor's workaround or stop using the product until one ships. Turn on automatic firmware updates and replace gear the maker no longer supports.
Am I affected by CVE-2017-6862?
Only if you use NETGEAR Multiple Devices. This one is aimed at devices or apps of the kind people own.