Vulnerability Details : CVE-2018-1067
In Undertow before versions 7.1.2.CR1, 7.1.2.GA it was found that the fix for CVE-2016-4993 was incomplete and Undertow web server is vulnerable to the injection of arbitrary HTTP headers, and also response splitting, due to insufficient sanitization and validation of user input before the input is used as part of an HTTP header value.
Threat overview for CVE-2018-1067
Top countries where our scanners detected CVE-2018-1067
Top open port discovered on systems with this issue
80
IPs affected by CVE-2018-1067 8,337
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2018-1067
Probability of exploitation activity in the next 30 days: 0.21%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 58 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-1067
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:N |
8.6
|
4.9
|
NIST |
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:N |
8.6
|
4.9
|
Red Hat, Inc. |
5.4
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N |
2.8
|
2.5
|
Red Hat, Inc. |
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2018-1067
-
The product receives data from an HTTP agent/component (e.g., web server, proxy, browser, etc.), but it does not neutralize or incorrectly neutralizes CR and LF characters before the data is included in outgoing HTTP headers.Assigned by:
- nvd@nist.gov (Primary)
- secalert@redhat.com (Secondary)
References for CVE-2018-1067
-
https://access.redhat.com/errata/RHSA-2018:1248
RHSA-2018:1248 - Security Advisory - Red Hat Customer PortalVendor Advisory
-
https://access.redhat.com/errata/RHSA-2019:0877
RHSA-2019:0877 - Security Advisory - Red Hat Customer PortalVendor Advisory
-
https://access.redhat.com/errata/RHSA-2018:1247
RHSA-2018:1247 - Security Advisory - Red Hat Customer PortalVendor Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1067
1550671 – (CVE-2018-1067) CVE-2018-1067 undertow: HTTP header injection using CRLF with UTF-8 Encoding (incomplete fix of CVE-2016-4993)Issue Tracking;Vendor Advisory
-
https://access.redhat.com/errata/RHSA-2018:2643
RHSA-2018:2643 - Security Advisory - Red Hat Customer PortalVendor Advisory
-
https://access.redhat.com/errata/RHSA-2018:1251
RHSA-2018:1251 - Security Advisory - Red Hat Customer PortalVendor Advisory
-
https://access.redhat.com/errata/RHSA-2018:1249
RHSA-2018:1249 - Security Advisory - Red Hat Customer PortalVendor Advisory
Products affected by CVE-2018-1067
- cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.1:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*