National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-14634 Detail

Current Description

An integer overflow flaw was found in the Linux kernel's create_elf_tables() function. An unprivileged local user with access to SUID (or otherwise privileged) binary could use this flaw to escalate their privileges on the system. Kernel versions 2.6.x, 3.10.x and 4.14.x are believed to be vulnerable.

Source:  MITRE
Description Last Modified:  09/25/2018
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.8


Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 7.2 HIGH
Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/105407 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:2748 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2763 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2846 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2924 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2925 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2933 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3540 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3586 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3590 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3591 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3643 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14634 Issue Tracking Third Party Advisory
https://usn.ubuntu.com/3775-1/ Third Party Advisory
https://usn.ubuntu.com/3775-2/ Third Party Advisory
https://usn.ubuntu.com/3779-1/ Third Party Advisory
https://www.exploit-db.com/exploits/45516/ Exploit Third Party Advisory VDB Entry
https://www.openwall.com/lists/oss-security/2018/09/25/4 Exploit Mailing List Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Integer Overflow or Wraparound (CWE-190)

Change History

10 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-14634
NVD Published Date:
09/25/2018
NVD Last Modified:
11/27/2018