Bug 1609948 – CVE-2018-14438 wireshark: Improper Access Control in create_app_running_mutex function in wsutil/file_util.c

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Bug 1609948 - (CVE-2018-14438) CVE-2018-14438 wireshark: Improper Access Control in create_app_running_mutex function in wsutil/file_util.c

Summary:	CVE-2018-14438 wireshark: Improper Access Control in create_app_running_mutex...

Status:	CLOSED NOTABUG

Aliases:	CVE-2018-14438

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	medium Severity medium
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
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URL:
Whiteboard:	impact=moderate,public=20180628,repor...
Keywords:	Security

Depends On:	1609949 1609950
Blocks:	1609951
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Reported:	2018-07-30 17:35 EDT by Laura Pardo
Modified:	2018-07-31 08:18 EDT (History)
CC List:	7 users (show)

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Last Closed:	2018-07-31 08:18:01 EDT
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Description Laura Pardo 2018-07-30 17:35:18 EDT

A flaw was found 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.


References:
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14921

Comment 1 Laura Pardo 2018-07-30 17:35:48 EDT

Created wireshark tracking bugs for this issue:

Affects: fedora-all [bug 1609950]

Comment 3 Stefan Cornelius 2018-07-31 08:18:01 EDT

This is only a problem on Windows platforms.

Comment 4 Stefan Cornelius 2018-07-31 08:18:11 EDT

Statement:

This issue did not affect the versions of wireshark as shipped with Red Hat Enterprise Linux 6 and 7.

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