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8.4	$0-$5k	0.00

A vulnerability was found in PulseAudio 0.9.10/0.9.19. It has been classified as critical. Affected is the function pa_make_secure_dir of the file core-util.c of the component Core. The manipulation with an unknown input leads to a link following vulnerability. CWE is classifying the issue as CWE-59. 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The pa_make_secure_dir function in core-util.c in PulseAudio 0.9.10 and 0.9.19 allows local users to change the ownership and permissions of arbitrary files via a symlink attack on a /tmp/.esd-##### temporary file.

The weakness was shared 03/18/2010 by Dan Rosenberg (Website). The advisory is shared for download at bugs.edge.launchpad.net. This vulnerability is traded as CVE-2009-1299. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 72410 (GLSA-201402-10 : PulseAudio: Insecure temporary file usage), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165236 (SUSE Security Update for Multiple Packages (SUSE-SR:2010:007)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (72410). The entries 47258, 52078, 51975 and 51728 are related to this item.

Productinfo

Name

• PulseAudio

Version

• 0.9.10
• 0.9.19

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.4
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Link following
CWE: CWE-59
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 72410
Nessus Name: GLSA-201402-10 : PulseAudio: Insecure temporary file usage
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 830996
OpenVAS Name: Mandriva Update for mandriva-release MDVA-2010:124 (mandriva-release)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/15/2009 🔍
03/16/2010 +335 days 🔍
03/16/2010 +0 days 🔍
03/18/2010 +2 days 🔍
03/18/2010 +0 days 🔍
03/21/2010 +3 days 🔍
02/10/2014 +1422 days 🔍
03/19/2015 +402 days 🔍
09/05/2021 +2362 days 🔍

Sourcesinfo

Advisory: bugs.edge.launchpad.net
Researcher: Dan Rosenberg
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-1299 (🔍)
OVAL: 🔍

Vulnerability Center: 25100 - PulseAudio 0.9.10 - 0.9.19 Local Data Manipulation Vulnerability via Symlink Attack, Medium
SecurityFocus: 38768 - PulseAudio Insecure Temporary File Creation Vulnerability

See also: 🔍

Entryinfo

Created: 03/19/2015 12:22
Updated: 09/05/2021 14:00
Changes: 03/19/2015 12:22 (61), 02/22/2017 10:40 (10), 09/05/2021 13:54 (4), 09/05/2021 14:00 (1)
Complete: 🔍

Discussion

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