CVE-2017-11368

CVSS V2 Medium 4 CVSS V3 Medium 6.5
Description
In MIT Kerberos 5 (aka krb5) 1.7 and later, an authenticated attacker can cause a KDC assertion failure by sending invalid S4U2Self or S4U2Proxy requests.
Overview
  • CVE ID
  • CVE-2017-11368
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2017-08-09T18:29:01
  • Last Modified Date
  • 2020-01-21T15:47:29
Weakness Enumerations
CWE URL
CWE-617 http://cwe.mitre.org/data/definitions/617.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:26:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos:5-1.13.7:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.7:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.7.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.8:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.8.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.8.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.8.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.8.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.8.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.8.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.9:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.9.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.9.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.9.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.9.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.10.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.10.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.10.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.10.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.11:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.11.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.11.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.11.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.11.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.11.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.12:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.12.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.12.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.12.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.13:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.13.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.13.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.13.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.13.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.13.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.14:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.14:alpha1:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.14:beta1:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.14:beta2:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.14.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.14.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.14.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.14.4:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.14.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.15:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.15.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.15.1:beta1:*:*:*:*:*:* 1 OR
cpe:2.3:a:mit:kerberos_5:1.15.1:beta2:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UBUTXMNZWMVJLQ4NDX5OQFPUVCJRLV3W/ Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4HNWXM6OQU7G23MG7XWIOBRGP43ECLDT/ Third Party Advisory
https://github.com/krb5/krb5/commit/ffb35baac6981f9e8914f8f3bffd37f284b85970 Patch Third Party Advisory
http://www.securityfocus.com/bid/100291 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:0666
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-11368
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11368
History
Created Old Value New Value Data Type Notes
2022-05-10 16:53:00 Added to TrackCVE
2022-12-02 19:48:51 2017-08-09T18:29Z 2017-08-09T18:29:01 CVE Published Date updated
2022-12-02 19:48:51 2020-01-21T15:47:29 CVE Modified Date updated
2022-12-02 19:48:51 Modified Vulnerability Status updated