CVE-2017-12165

LOW

2.6

CVSS Score

Published: July 27, 2018 at 03:00 PM UTC

Updated: June 17, 2026 at 01:02 AM UTC

2 products affected across 1 vendorJBoss Enterprise Application PlatformUndertow

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Severity

LOW2.6

Exploit prediction

EPSS 2%

Description

It was discovered that Undertow before 1.4.17, 1.3.31 and 2.0.0 processes http request headers with unusual whitespaces which can cause possible http request smuggling.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

JBoss Enterprise Application Platform · Red Hatrpm

95%

7.0.0 7.1.0

Undertow · Red Hat

95%

1.0.0 ≤ v < 1.3.311.4.0 ≤ v < 1.4.171.3.31 1.4.17 2.0.0 2.0.0 alpha_1

Affected range stops below 1.3.31, so it looks safe — our inference, not a vendor statement

Affected range stops below 1.4.17, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references