Vulnerability Name:

CVE-2018-1067 (CCN-143665)

Assigned:2017-12-04
Published:2018-05-21
Updated:2020-10-15
Summary: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.
CVSS v3 Severity:6.1 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
5.4 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
6.1 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
5.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:5.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
5.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-113
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2018-1067

Source: CCN
Type: Undertow Web site
Undertow · JBoss Community

Source: REDHAT
Type: Vendor Advisory
RHSA-2018:1247

Source: REDHAT
Type: Vendor Advisory
RHSA-2018:1248

Source: REDHAT
Type: Vendor Advisory
RHSA-2018:1249

Source: REDHAT
Type: Vendor Advisory
RHSA-2018:1251

Source: REDHAT
Type: Vendor Advisory
RHSA-2018:2643

Source: REDHAT
Type: Vendor Advisory
RHSA-2019:0877

Source: CCN
Type: Red Hat Bugzilla – Bug 1550671
(CVE-2018-1067) CVE-2018-1067 undertow: HTTP header injection using CRLF with UTF-8 Encoding (incomplete fix of CVE-2016-4993)

Source: CONFIRM
Type: Issue Tracking, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1067

Source: XF
Type: UNKNOWN
undertow-cve20181067-header-injection(143665)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:redhat:undertow:*:*:*:*:*:*:*:* (Version < 1.4.25)
  • OR cpe:/a:redhat:undertow:*:*:*:*:*:*:*:* (Version >= 2.0.0 and < 2.0.5)

  • Configuration 2:
  • cpe:/a:redhat:jboss_enterprise_application_platform:7.1:*:*:*:*:*:*:*
  • AND
  • cpe:/o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*

  • Configuration 3:
  • cpe:/a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*
  • AND
  • cpe:/o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:redhat:undertow:*:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    redhat undertow *
    redhat undertow *
    redhat jboss enterprise application platform 7.1
    redhat enterprise linux 6.0
    redhat enterprise linux 7.0
    redhat virtualization host 4.0
    redhat enterprise linux 7.0
    redhat undertow *