Executive Summary

Informations
Name CVE-2017-18344 First vendor Publication 2018-07-26
Vendor Cve Last vendor Modification 2020-10-15

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact None Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:P/I:N/A:N)
Cvss Base Score 2.1 Attack Range Local
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

The timer_create syscall implementation in kernel/time/posix-timers.c in the Linux kernel before 4.14.8 doesn't properly validate the sigevent->sigev_notify field, which leads to out-of-bounds access in the show_timer function (called when /proc/$PID/timers is read). This allows userspace applications to read arbitrary kernel memory (on a kernel built with CONFIG_POSIX_TIMERS and CONFIG_CHECKPOINT_RESTORE).

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18344

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-125 Out-of-bounds Read

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1
Os 2
Os 2942
Os 1
Os 1
Os 3
Os 2
Os 3
Os 1

Nessus® Vulnerability Scanner

Date Description
2018-12-11 Name : The remote EulerOS host is missing multiple security updates.
File : EulerOS_SA-2018-1406.nasl - Type : ACT_GATHER_INFO
2018-11-21 Name : The remote EulerOS Virtualization host is missing a security update.
File : EulerOS_SA-2018-1369.nasl - Type : ACT_GATHER_INFO
2018-11-16 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2018-3083.nasl - Type : ACT_GATHER_INFO
2018-11-06 Name : The remote EulerOS host is missing multiple security updates.
File : EulerOS_SA-2018-1360.nasl - Type : ACT_GATHER_INFO
2018-08-10 Name : The remote Virtuozzo host is missing a security update.
File : Virtuozzo_VZA-2018-052.nasl - Type : ACT_GATHER_INFO
2018-08-07 Name : The remote Virtuozzo host is missing a security update.
File : Virtuozzo_VZA-2018-050.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
BID http://www.securityfocus.com/bid/104909
EXPLOIT-DB https://www.exploit-db.com/exploits/45175/
MISC https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.8
https://github.com/torvalds/linux/commit/cef31d9af908243421258f1df35a4a644604...
REDHAT https://access.redhat.com/errata/RHSA-2018:2948
https://access.redhat.com/errata/RHSA-2018:3083
https://access.redhat.com/errata/RHSA-2018:3096
https://access.redhat.com/errata/RHSA-2018:3459
https://access.redhat.com/errata/RHSA-2018:3540
https://access.redhat.com/errata/RHSA-2018:3586
https://access.redhat.com/errata/RHSA-2018:3590
https://access.redhat.com/errata/RHSA-2018:3591
SECTRACK http://www.securitytracker.com/id/1041414
UBUNTU https://usn.ubuntu.com/3742-1/
https://usn.ubuntu.com/3742-2/

Alert History

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Date Informations
2024-03-12 12:42:29
  • Multiple Updates
2024-02-02 01:46:02
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2024-02-01 12:12:57
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2023-12-29 01:40:59
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2023-11-22 01:40:37
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2023-09-05 12:43:59
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2023-09-05 01:12:42
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2023-09-02 12:43:44
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2023-09-02 01:12:58
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2023-08-12 12:47:19
  • Multiple Updates
2023-08-12 01:12:29
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2023-08-11 12:41:48
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2023-08-11 01:12:49
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2023-08-06 12:40:28
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2023-08-06 01:12:27
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2023-08-04 12:40:37
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2023-08-04 01:12:31
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2023-07-14 12:40:39
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2023-07-14 01:12:31
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2023-06-06 12:35:43
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2023-03-29 01:42:24
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2023-03-28 12:12:47
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2023-01-25 01:33:28
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2022-10-11 12:36:16
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2022-10-11 01:12:24
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2022-09-09 01:32:13
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2022-03-11 01:29:38
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2022-02-01 01:28:26
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2021-12-11 12:29:00
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2021-12-11 01:27:21
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2021-08-19 12:25:07
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2021-05-25 12:23:53
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2021-05-04 12:59:35
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2021-04-22 02:13:27
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2021-03-27 01:21:21
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2020-12-12 12:18:48
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2020-12-05 12:20:05
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2020-10-15 17:22:44
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2020-09-25 01:18:08
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2020-08-11 12:18:13
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2020-08-08 01:18:09
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2020-08-07 12:18:26
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2020-08-07 01:19:07
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2020-08-01 12:18:07
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2020-07-30 01:18:48
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2020-05-24 01:21:22
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2020-05-23 02:05:04
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2020-05-23 00:59:03
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2019-09-12 12:09:21
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2019-07-03 12:08:54
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2019-06-15 12:09:13
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2019-03-29 00:19:08
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2019-03-16 12:08:07
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2018-12-18 12:07:43
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2018-12-15 12:07:51
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2018-11-19 21:19:32
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2018-11-14 17:19:20
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2018-11-07 17:20:14
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2018-10-31 13:21:20
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2018-10-30 12:10:27
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2018-10-02 17:19:29
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2018-08-15 17:19:43
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2018-08-12 09:19:01
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2018-08-04 09:19:26
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2018-08-01 13:20:43
  • Multiple Updates
2018-07-27 00:19:23
  • First insertion