CVE-2017-12250 Denial of service in Cisco Wide Area Application Services
Unauthenticated remote attackers can cause a denial of service by sending crafted HTTP requests to the Cisco WAAS web interface.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-12250?
CVE-2017-12250 is a medium-severity denial of service vulnerability in Cisco Wide Area Application Services, published on 21 Sep 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability in the HTTP web interface for Cisco Wide Area Application Services (WAAS) could allow an unauthenticated, remote attacker to cause an HTTP Application Optimization (AO) related process to restart, causing a partial denial of service (DoS) condition. The vulnerability is due to lack of input validation of user-supplied input parameters within an HTTP request. An attacker could exploit this vulnerability by sending a crafted HTTP request through the targeted device. An exploit could allow the attacker to cause a DoS condition due to a process unexpectedly restarting. The WAAS could drop traffic during the brief time the process is restarting. Cisco Bug IDs: CSCvc63048.
Which versions are affected by CVE-2017-12250?
It affects 1 product.
Products include Cisco Wide Area Application Services.
How do I fix CVE-2017-12250?
No fix has been published for CVE-2017-12250 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-2017-12250 being exploited?
There is no known exploitation of CVE-2017-12250 in the wild and no public exploit code.
Other vulnerabilities in Cisco Wide Area Application Services
Sources
Also known as GHSA-3mqr-qfx8-hxc8.