HTTP Request Smuggling The advisory has been revoked - it doesn't affect any version of package undertow (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1604-UNDERTOW-337419
- published27 Jun 2018
- disclosed27 Jul 2018
Introduced: 27 Jun 2018
CVE-2017-12165 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:16.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream undertow package and not the undertow package as distributed by Ubuntu.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-12165
- https://security-tracker.debian.org/tracker/CVE-2017-12165
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12165
- https://access.redhat.com/errata/RHSA-2017:3454
- https://access.redhat.com/errata/RHSA-2017:3455
- https://access.redhat.com/errata/RHSA-2017:3456
- https://access.redhat.com/errata/RHSA-2017:3458
- https://access.redhat.com/errata/RHSA-2018:0002
- https://access.redhat.com/errata/RHSA-2018:0003
- https://access.redhat.com/errata/RHSA-2018:0004
- https://access.redhat.com/errata/RHSA-2018:0005
- https://access.redhat.com/errata/RHSA-2018:1322