CVE-2018-14634

CVSS V2 High 7.2 CVSS V3 High 7.8

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.

Overview

CVE ID
CVE-2018-14634

Assigner
secalert@redhat.com

Vulnerability Status
Modified

Published Version
2018-09-25T21:29:00

Last Modified Date
2023-02-13T04:51:41

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	2.6.0	2.6.39.4
cpe:2.3:o:linux:linux_kernel::::::::	1	OR	3.10.0	3.10.102
cpe:2.3:o:linux:linux_kernel::::::::	1	OR	4.14.0	4.14.54
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:6.5:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:6.7:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_tus:6.6:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::*	1	OR
cpe:2.3:o:canonical:ubuntu_linux:12.04::::esm:::	1	OR
cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::	1	OR
cpe:2.3:a:netapp:active_iq_performance_analytics_services:-:::::::*	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
http://www.openwall.com/lists/oss-security/2021/07/20/2
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://access.redhat.com/security/cve/CVE-2018-14634
https://access.redhat.com/security/vulnerabilities/mutagen-astronomy
https://bugzilla.redhat.com/show_bug.cgi?id=1624498
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14634	Issue Tracking Third Party Advisory
https://security.netapp.com/advisory/ntap-20190204-0002/	Patch Third Party Advisory
https://security.paloaltonetworks.com/CVE-2018-14634
https://support.f5.com/csp/article/K20934447?utm_source=f5support&amp%3Butm_medium=RSS
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

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2018-14634
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14634

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 07:06:30				Added to TrackCVE
2022-12-03 12:33:57	2018-09-25T21:29Z	2018-09-25T21:29:00	CVE Published Date	updated
2022-12-03 12:33:57		2021-07-20T15:15:08	CVE Modified Date	updated
2022-12-03 12:33:57		Modified	Vulnerability Status	updated
2023-02-02 17:07:58		2023-02-02T16:18:28	CVE Modified Date	updated
2023-02-02 17:07:58	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.	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.	Description	updated
2023-02-02 17:08:04			References	updated
2023-02-13 05:10:16		2023-02-13T04:51:41	CVE Modified Date	updated
2023-02-13 05:10:16	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.	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.	Description	updated