CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.2	$0-$5k	0.00

A vulnerability, which was classified as problematic, was found in eCryptfs (unknown version). Affected is an unknown code block of the component ecryptfs-setup-swap. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality. CVE summarizes:

ecryptfs-setup-swap in eCryptfs does not prevent the unencrypted swap partition from activating during boot when using GPT partitioning on a (1) NVMe or (2) MMC drive, which allows local users to obtain sensitive information via unspecified vectors. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-8946.

The weakness was presented 07/22/2016 (Website). The advisory is shared for download at openwall.com. This vulnerability is traded as CVE-2016-6224 since 07/14/2016. The exploitability is told to be easy. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 92311 (Ubuntu 15.10 / 16.04 LTS : ecryptfs-utils vulnerability (USN-3032-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170734 (SUSE Enterprise Linux Security Update for ecryptfs-utils (SUSE-SU-2018:0336-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (92311). See 90223 for similar entry.

Productinfo

Name

• eCryptfs

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.3
NVD Vector: 🔍

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: Input validation
CWE: CWE-20
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: 92311
Nessus Name: Ubuntu 15.10 / 16.04 LTS : ecryptfs-utils vulnerability (USN-3032-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 66312
OpenVAS Name: Fedora Update for ecryptfs-utils FEDORA-2016-70b5173c05
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/14/2016 🔍
07/14/2016 +0 days 🔍
07/15/2016 +1 days 🔍
07/22/2016 +7 days 🔍
07/22/2016 +0 days 🔍
07/23/2016 +1 days 🔍
09/09/2022 +2239 days 🔍

Sourcesinfo

Advisory: USN-3032-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-6224 (🔍)
See also: 🔍

Entryinfo

Created: 07/23/2016 12:00
Updated: 09/09/2022 09:26
Changes: 07/23/2016 12:00 (58), 03/07/2019 15:13 (12), 09/09/2022 09:26 (3)
Complete: 🔍

Discussion

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