Cisofy Lynis up to 1.5.4 link following

HistoryDiffrelatejsonxmlCTI

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.
4.9	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Cisofy Lynis 1.5.0/1.5.1/1.5.2/1.5.3/1.5.4. It has been declared as problematic. The impacted element is an unknown function. The manipulation results in link following. This vulnerability was named CVE-2014-3986. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Cisofy Lynis 1.5.0/1.5.1/1.5.2/1.5.3/1.5.4. Affected is some unknown processing. 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 integrity, and availability. CVE summarizes:

include/tests_webservers in Lynis before 1.5.5 allows local users to overwrite arbitrary files via a symlink attack on a /tmp/lynis.*.unsorted file with an easily determined name.

The weakness was presented 06/08/2014 as not defined mailinglist post (Full-Disclosure). The advisory is available at seclists.org. This vulnerability is traded as CVE-2014-3986 since 06/06/2014. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 76102 (Fedora 20 : lynis-1.5.6-1.fc20 (2014-7400)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 122195 (Fedora Security Update for lynis (FEDORA-2014-7400)).

Upgrading to version 1.5.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (93654), Tenable (76102), SecurityFocus (BID 67844†) and Vulnerability Center (SBV-45091†). See VDB-13442 and VDB-69977 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Cisofy

Name

Lynis

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.1
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Link following
CWE: CWE-59
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: 76102
Nessus Name: Fedora 20 : lynis-1.5.6-1.fc20 (2014-7400)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Lynis 1.5.2

Timelineinfo

06/04/2014 🔍
06/04/2014 +0 days 🔍
06/06/2014 +2 days 🔍
06/08/2014 +2 days 🔍
06/08/2014 +0 days 🔍
06/23/2014 +15 days 🔍
03/26/2015 +276 days 🔍
03/22/2022 +2553 days 🔍

Sourcesinfo

Advisory: seclists.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-3986 (🔍)
GCVE (CVE): GCVE-0-2014-3986
GCVE (VulDB): GCVE-100-69978
X-Force: 93654
SecurityFocus: 67844 - Lynis '/tmp' Symlink Vulnerability
Vulnerability Center: 45091 - Lynis <1.5.5 Local Symlink Attack via tests_webservers, Low

See also: 🔍

Entryinfo

Created: 03/26/2015 12:07
Updated: 03/22/2022 13:46
Changes: 03/26/2015 12:07 (57), 05/31/2017 09:02 (10), 03/22/2022 13:46 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.