CVE-2017-14954

CVSS V2 Low 2.1 CVSS V3 Medium 5.5
Description
The waitid implementation in kernel/exit.c in the Linux kernel through 4.13.4 accesses rusage data structures in unintended cases, which allows local users to obtain sensitive information, and bypass the KASLR protection mechanism, via a crafted system call.
Overview
  • CVE ID
  • CVE-2017-14954
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2017-10-02T01:29:00
  • Last Modified Date
  • 2017-10-06T14:06:02
Weakness Enumerations
CWE URL
CWE-200 http://cwe.mitre.org/data/definitions/200.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 4.13.4
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://twitter.com/grsecurity/status/914079864478666753 Third Party Advisory
https://twitter.com/_argp/status/914021130712870912 Third Party Advisory
https://grsecurity.net/~spender/exploits/wait_for_kaslr_to_be_effective.c Third Party Advisory
https://github.com/torvalds/linux/commit/6c85501f2fabcfc4fc6ed976543d252c4eaf4be9 Issue Tracking Patch Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6c85501f2fabcfc4fc6ed976543d252c4eaf4be9 Issue Tracking Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-14954
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14954
History
Created Old Value New Value Data Type Notes
2022-05-10 08:18:07 Added to TrackCVE
2022-12-02 21:33:08 2017-10-02T01:29Z 2017-10-02T01:29:00 CVE Published Date updated
2022-12-02 21:33:08 2017-10-06T14:06:02 CVE Modified Date updated
2022-12-02 21:33:08 Analyzed Vulnerability Status updated