CVE-2017-7482

CVSS V2 High 7.2 CVSS V3 High 7.8
Description
In the Linux kernel before version 4.12, Kerberos 5 tickets decoded when using the RXRPC keys incorrectly assumes the size of a field. This could lead to the size-remaining variable wrapping and the data pointer going over the end of the buffer. This could possibly lead to memory corruption and possible privilege escalation.
Overview
  • CVE ID
  • CVE-2017-7482
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-07-30T14:29:02
  • Last Modified Date
  • 2023-02-14T21:37:57
Weakness Enumerations
CWE URL
CWE-190 http://cwe.mitre.org/data/definitions/190.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 4.12
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_mrg:2.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.2
  • Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5f2f97656ada8d811d3c1bef503ced266fcd53a0 Patch Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7482 Issue Tracking Patch Third Party Advisory
http://seclists.org/oss-sec/2017/q2/602 Mailing List Patch Third Party Advisory
https://www.debian.org/security/2017/dsa-3945 Third Party Advisory
https://www.debian.org/security/2017/dsa-3927 Third Party Advisory
http://www.securitytracker.com/id/1038787 Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/99299 VDB Entry Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0641 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-7482
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7482
History
Created Old Value New Value Data Type Notes
2022-05-10 07:07:02 Added to TrackCVE
2022-12-03 10:38:35 2018-07-30T14:29Z 2018-07-30T14:29:02 CVE Published Date updated
2022-12-03 10:38:35 2021-07-15T19:16:09 CVE Modified Date updated
2022-12-03 10:38:35 Modified Vulnerability Status updated
2023-02-14 15:08:36 Modified Undergoing Analysis Vulnerability Status updated
2023-02-14 23:08:44 2023-02-14T21:37:57 CVE Modified Date updated
2023-02-14 23:08:44 Undergoing Analysis Analyzed Vulnerability Status updated