How severe is CVE-2015-2017?

CVE-2015-2017 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2015-2017 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-2017?

CVE-2015-2017 primarily affects Ibm Websphere Application Server. In total, 84 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-2017?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-2017 published?

CVE-2015-2017 was published on 2015-11-08 and last updated on 2026-06-17.

CVE-2015-2017

CVE-2015-2017 is a medium-severity vulnerability in Ibm Websphere Application Server with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Websphere Application Server
Published: 2015-11-08
Last modified: 2026-06-17

Description

CRLF injection vulnerability in IBM WebSphere Application Server (WAS) 6.1 through 6.1.0.47, 7.0 before 7.0.0.39, 8.0 before 8.0.0.12, and 8.5 before 8.5.5.8 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a crafted URL.

Frequently asked questions

What is CVE-2015-2017?: CRLF injection vulnerability in IBM WebSphere Application Server (WAS) 6.1 through 6.1.0.47, 7.0 before 7.0.0.39, 8.0 before 8.0.0.12, and 8.5 before 8.5.5.8 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a crafted URL.
How severe is CVE-2015-2017?: CVE-2015-2017 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2015-2017 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-2017?: CVE-2015-2017 primarily affects Ibm Websphere Application Server. In total, 84 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-2017?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-2017 published?: CVE-2015-2017 was published on 2015-11-08 and last updated on 2026-06-17.

References

Affected products (84)

cpe:2.3:a:ibm:websphere_application_server:6.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.7:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.9:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.11:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.12:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.13:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.14:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.15:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.17:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.19:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.21:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.23:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.25:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.27:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.29:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.31:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.33:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.35:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.37:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.39:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.41:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.43:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.45:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:6.1.0.47:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:7.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:7.0.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:7.0.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:7.0.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:7.0.0.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:7.0.0.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:7.0.0.6:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:7.0.0.7:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:7.0.0.8:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:7.0.0.9:*:*:*:*:*:*:*

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