CVE-2017-1503

Name: CVE-2017-1503
Creator: NVD / NIST
Published: 2017-10-10T21:29:00.21+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.73%

Last modified Jun 17, 2026

CVE-2017-1503 is a vulnerability of currently unknown severity. 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. EPSS estimates a 1.73% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

1.73%

74.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Ibm	Websphere Application Server	7.0
Ibm	Websphere Application Server	8.0
Ibm	Websphere Application Server	8.5
Ibm	Websphere Application Server	9.0

References

http://www-01.ibm.com/support/docview.wss?uid=swg22006815Vendor Advisory
http://www.securityfocus.com/bid/101234Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039521Third Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/129578VDB Entry, Vendor Advisory
http://www-01.ibm.com/support/docview.wss?uid=swg22006815Vendor Advisory
http://www.securityfocus.com/bid/101234Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039521Third Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/129578VDB Entry, Vendor Advisory

Timeline

Published: Oct 10, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-1503?

How severe is CVE-2017-1503?

Severity scoring for CVE-2017-1503 is pending analysis. The EPSS model estimates a 1.73% probability of exploitation in the next 30 days.

How do I fix CVE-2017-1503?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-1503?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST