CVE-2017-1503 Cross-site scripting in IBM WebSphere Application Server

Medium 6.1 Published Updated

Remote attackers can exploit HTTP response splitting to perform cross-site scripting and cache poisoning, potentially exposing sensitive information.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2017-1503?

CVE-2017-1503 is a medium-severity cross-site scripting vulnerability in Ibm Websphere Application Server, published on 10 Oct 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to HTTP response splitting attacks. A remote attacker could exploit this vulnerability using specially-crafted URL to cause the server to return a split response, once the URL is clicked. This would allow the attacker to perform further attacks, such as Web cache poisoning, cross-site scripting, and possibly obtain sensitive information. IBM X-Force ID: 129578.

Weakness: CWE-79

Which versions are affected by CVE-2017-1503?

It affects 1 product.

Products include Ibm Websphere Application Server.

How do I fix CVE-2017-1503?

No fix has been published for CVE-2017-1503 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2017-1503 being exploited?

There is no known exploitation of CVE-2017-1503 in the wild and no public exploit code.

All Ibm Websphere Application Server vulnerabilities

Sources

Also known as GHSA-xc66-8wc2-287h.

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