VDB-106243 · CVE-2016-5759 · Nessus 94240

Directory Administrator Script /etc/hosts input validation

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.
7.6	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Directory Administrator. Impacted is an unknown function of the file /etc/hosts of the component Script. This manipulation as part of Directory causes input validation. This vulnerability appears as CVE-2016-5759. The attack requires local access. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Directory Administrator (the affected version is unknown). It has been declared as critical. Affected by this vulnerability is an unknown code of the file /etc/hosts of the component Script. The manipulation as part of a Directory leads to a input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The mkdumprd script called "dracut" in the current working directory "." allows local users to trick the administrator into executing code as root.

The bug was discovered 10/17/2016. The weakness was presented 09/08/2017 (Website). It is possible to read the advisory at lists.suse.com. This vulnerability is known as CVE-2016-5759 since 06/23/2016. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 94240 (openSUSE Security Update : kdump (openSUSE-2016-1215)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 169290 (OpenSuSE Security Update for kdump (openSUSE-SU-2016:2605-1)).

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 (94240). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Directory

Name

Administrator

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
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: 94240
Nessus Name: openSUSE Security Update : kdump (openSUSE-2016-1215)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/23/2016 🔍
10/17/2016 +116 days 🔍
10/24/2016 +7 days 🔍
10/25/2016 +1 days 🔍
09/08/2017 +318 days 🔍
09/08/2017 +0 days 🔍
09/09/2017 +1 days 🔍
09/26/2024 +2574 days 🔍

Sourcesinfo

Advisory: lists.suse.com
Status: Not defined

CVE: CVE-2016-5759 (🔍)
GCVE (CVE): GCVE-0-2016-5759
GCVE (VulDB): GCVE-100-106243

Entryinfo

Created: 09/09/2017 13:35
Updated: 09/26/2024 05:13
Changes: 09/09/2017 13:35 (58), 11/13/2019 18:05 (9), 09/26/2024 05:13 (19)
Complete: 🔍
Cache ID: 216:024:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.