CVE-2017-11462

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
Double free vulnerability in MIT Kerberos 5 (aka krb5) allows attackers to have unspecified impact via vectors involving automatic deletion of security contexts on error.
Overview
  • CVE ID
  • CVE-2017-11462
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2017-09-13T16:29:00
  • Last Modified Date
  • 2020-01-21T15:47:29
Weakness Enumerations
CWE URL
CWE-415 http://cwe.mitre.org/data/definitions/415.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
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
cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:26:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 7.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2FPRUP4YVOEBGEROUYWZFEQ64HTMGNED/ Third Party Advisory
https://github.com/krb5/krb5/commit/56f7b1bc95a2a3eeb420e069e7655fb181ade5cf Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1488873 Issue Tracking Patch Third Party Advisory VDB Entry
http://krbdev.mit.edu/rt/Ticket/Display.html?id=8598 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-11462
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11462
History
Created Old Value New Value Data Type Notes
2022-05-10 16:53:00 Added to TrackCVE
2022-12-02 20:56:40 2017-09-13T16:29Z 2017-09-13T16:29:00 CVE Published Date updated
2022-12-02 20:56:40 2020-01-21T15:47:29 CVE Modified Date updated
2022-12-02 20:56:40 Analyzed Vulnerability Status updated