CVE-2017-10897 Denial of service in BBR-4HG
Attackers can cause Buffalo broadband routers to become unresponsive due to an input validation flaw, requiring a firmware upgrade.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-10897?
CVE-2017-10897 is a medium-severity denial of service vulnerability in BUFFALO INC. BBR-4HG, published on 8 Dec 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Input validation issue in Buffalo BBR-4HG and and BBR-4MG broadband routers with firmware 1.00 to 1.48 and 2.00 to 2.07 allows an attacker to cause the device to become unresponsive via unspecified vectors.
Weakness: CWE-20
Which versions are affected by CVE-2017-10897?
It affects 2 products.
Products include Buffalo Bbr-4hg Firmware, Buffalo Bbr-4mg Firmware.
How do I fix CVE-2017-10897?
No fix has been published for CVE-2017-10897 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2017-10897 being exploited?
There is no known exploitation of CVE-2017-10897 in the wild and no public exploit code.
Other vulnerabilities in BUFFALO INC. BBR-4HG
Sources
Also known as GHSA-r464-cmf2-6xc5.