CVE-2016-1381 Denial of service in n/a
Remote attackers can cause denial of service via memory consumption on Cisco Web Security Appliance devices using crafted HTTP file-range requests.
- 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-2016-1381?
CVE-2016-1381 is a high-severity denial of service vulnerability in Cisco Web Security Appliance, published on 25 May 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Memory leak in Cisco AsyncOS 8.5 through 9.0 before 9.0.1-162 on Web Security Appliance (WSA) devices allows remote attackers to cause a denial of service (memory consumption) via an HTTP file-range request for cached content, aka Bug ID CSCuw97270.
Weakness: CWE-399
Which versions are affected by CVE-2016-1381?
It affects 1 product.
Products include Cisco Web Security Appliance.
How do I fix CVE-2016-1381?
No fix has been published for CVE-2016-1381 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-2016-1381 being exploited?
There is no known exploitation of CVE-2016-1381 in the wild and no public exploit code.
Other vulnerabilities in Cisco Web Security Appliance
Sources
Also known as GHSA-c4wh-vx9c-g273.