CVE-2016-1296 Security feature bypass in n/a

High 7.5 Published Updated

Remote attackers can bypass proxy restrictions on Cisco Web Security Appliances by sending a malformed HTTP method.

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-2016-1296?

CVE-2016-1296 is a high-severity vulnerability in Cisco Web Security Appliance, published on 20 Jan 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The proxy engine on Cisco Web Security Appliance (WSA) devices with software 8.5.3-055, 9.1.0-000, and 9.5.0-235 allows remote attackers to bypass intended proxy restrictions via a malformed HTTP method, aka Bug ID CSCux00848.

Weakness: CWE-254

Which versions are affected by CVE-2016-1296?

It affects 1 product.

Products include Cisco Web Security Appliance.

How do I fix CVE-2016-1296?

No fix has been published for CVE-2016-1296 yet. Limit exposure of the affected software until one is available.

Is CVE-2016-1296 being exploited?

There is no known exploitation of CVE-2016-1296 in the wild and no public exploit code.

All Cisco Web Security Appliance vulnerabilities

Sources

Also known as GHSA-6jg2-9jcr-443r.

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