CVE-2015-7847 Denial of service in E3272s Versions earlier than E3272s-153TCPU-V200R002B491D09SP00C00
An attacker can cause a denial of service on Huawei MBB devices by sending malicious packets to the CGI interface.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2015-7847?
CVE-2015-7847 is a medium-severity denial of service vulnerability in E3272s Versions earlier than E3272s-153TCPU-V200R002B491D09SP00C00, published on 2 Apr 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Huawei MBB (Mobile Broadband) product E3272s with software versions earlier than E3272s-153TCPU-V200R002B491D09SP00C00 has a Denial of Service (DoS) vulnerability. An attacker could send a malicious packet to the Common Gateway Interface (CGI) of a target device and make it fail while setting the port attribute, which causes a DoS attack.
Weakness: CWE-20
Which versions are affected by CVE-2015-7847?
It affects 1 product.
Products include Huawei E3272s Firmware.
How do I fix CVE-2015-7847?
No fix has been published for CVE-2015-7847 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-2015-7847 being exploited?
There is no known exploitation of CVE-2015-7847 in the wild and no public exploit code.
Sources
Also known as GHSA-5jr7-43r3-xcf7.