CVE-2018-14438

wireshark: Improper Access Control in create_app_running_mutex function in wsutil/file_util.c

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Published Jul 20, 2018 CVSS 3.0 · 7.5 High EPSS 1.2% KEV · Not listed

Description

In Wireshark through 2.6.2, the create_app_running_mutex function in wsutil/file_util.c calls SetSecurityDescriptorDacl to set a NULL DACL, which allows attackers to modify the access control arbitrarily.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2018-6355	In Wireshark through 2.6.2, the create_app_running_mutex function in wsutil/file_util.c calls SetSecurityDescriptorDacl to set a NULL DACL, which allows attackers to modify the access control arbitrarily.

Metrics

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: 1.2% (1.184% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.securityfocus.com/bid/104876
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14921
https://nvd.nist.gov/vuln/detail/CVE-2018-14438
https://www.cve.org/CVERecord?id=CVE-2018-14438

History

No history.

Subscriptions

Wireshark Wireshark

Weaknesses

Sources

CVE record Updated: Aug 5, 2024, 9:29 AM

Status: PUBLISHED
Assigner: mitre
Published: Jul 20, 2018, 12:00 AM
Updated: Aug 5, 2024, 9:29 AM
Reserved: Jul 19, 2018, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 1:40 AM

Status: Modified
Published: Jul 20, 2018, 12:29 AM
Modified: Jun 17, 2026, 1:40 AM

View source JSON

Red Hat Updated: Jun 28, 2018, 12:00 AM

Severity: Moderate
Public date: Jun 28, 2018, 12:00 AM

View source Bugzilla JSON

OpenCVE enrichment No data

No data.

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