CVE-2018-18398

CVSS V2 Low 1.9 CVSS V3 Medium 4.7

Description

Xfce Thunar 1.6.15, when Xfce 4.12 is used, mishandles the IBus-Unikey input method for file searches within File Manager, leading to an out-of-bounds read and SEGV. This could potentially be exploited by an arbitrary local user who creates files in /tmp before the victim uses this input method.

Overview

CVE ID
CVE-2018-18398

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2018-10-19T22:29:01

Last Modified Date
2018-12-21T20:13:47

Weakness Enumerations

CWE	URL
CWE-125	http://cwe.mitre.org/data/definitions/125.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:xfce:thunar::::::::	1	OR		1.6.15
cpe:2.3:a:xfce:xfce::::::::	1	OR		4.12

CVSS Version 2

Version
2.0

Vector String
AV:L/AC:M/Au:N/C:N/I:N/A:P

Access Vector
LOCAL

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
PARTIAL

Base Score
1.9

Severity
LOW

Exploitability Score
3.4

Impact Score
2.9

CVSS Version 3

Version
3.0

Vector String
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL

Attack Compatibility
HIGH

Privileges Required
LOW

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
4.7

Base Severity
MEDIUM

Exploitability Score
1

Impact Score
3.6

References

Reference URL	Reference Tags
https://0xd0ff9.wordpress.com/2018/10/18/cve-2018-18398/	Exploit Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2018-18398
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18398

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:49:13				Added to TrackCVE
2022-12-03 13:41:25	2018-10-19T22:29Z	2018-10-19T22:29:01	CVE Published Date	updated
2022-12-03 13:41:25		2018-12-21T20:13:47	CVE Modified Date	updated
2022-12-03 13:41:25		Analyzed	Vulnerability Status	updated