CVE-2018-17955 : In yast2-multipath before version 4.1.1 a static temporary filename allows local attackers to overwrite files on systems

In yast2-multipath before version 4.1.1 a static temporary filename allows local attackers to overwrite files on systems without symlink protection

Published 2019-03-15 20:29:01

Updated 2019-10-09 23:37:07

Source SUSE

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2018-17955

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-17955

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
3.6	LOW	AV:L/AC:L/Au:N/C:N/I:P/A:P	3.9	4.9	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: Partial
2.2	LOW	CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N	0.8	1.4	SUSE
Attack Vector: Local Attack Complexity: High Privileges Required: Low User Interaction: Required Scope: Unchanged Confidentiality: None Integrity: Low Availability: None
5.5	MEDIUM	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: High Availability: None

CWE ids for CVE-2018-17955

CWE-59 Improper Link Resolution Before File Access ('Link Following')

The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

Assigned by: nvd@nist.gov (Primary)

CWE-377 Insecure Temporary File

Creating and using insecure temporary files can leave application and system data vulnerable to attack.

Assigned by: meissner@suse.de (Secondary)

Products affected by CVE-2018-17955

Opensuse » Yast2-multipath
Versions before (<) 4.1.1
cpe:2.3:a:opensuse:yast2-multipath:*:*:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2018-17955

Exploit prediction scoring system (EPSS) score for CVE-2018-17955

CVSS scores for CVE-2018-17955

CWE ids for CVE-2018-17955

References for CVE-2018-17955

Products affected by CVE-2018-17955