Phusion Passenger up to 4.0.37 symlink

CVSS Meta Temp Score
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CTI Interest Score
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3.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Phusion Passenger up to 4.0.37. This affects an unknown part. Performing a manipulation results in symlink. This vulnerability is identified as CVE-2014-1831. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Phusion Passenger up to 4.0.37. This affects some unknown processing. The manipulation with an unknown input leads to a symlink vulnerability. CWE is classifying the issue as CWE-61. The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files. This is going to have an impact on integrity. The summary by CVE is:

Phusion Passenger before 4.0.37 allows local users to write to certain files and directories via a symlink attack on (1) control_process.pid or a (2) generation-* file.

The weakness was released 02/19/2015 by Jakub Wilk (Website). The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2014-1831 since 01/30/2014. The exploitability is told to be easy. An attack has to be approached locally. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 81153 (Fedora 20 : rubygem-passenger-4.0.53-3.fc20 (2015-1151)), 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 123302 (Fedora Security Update for rubygem-passenger (FEDORA-2015-1151)).

Upgrading to version 4.0.36 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (90827), Tenable (81153), SecurityFocus (BID 65207†) and Vulnerability Center (SBV-49877†). Entry connected to this vulnerability is available at VDB-74242. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 3.8

VulDB Base Score: 4.0
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Symlink
CWE: CWE-61 / CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 81153
Nessus Name: Fedora 20 : rubygem-passenger-4.0.53-3.fc20 (2015-1151)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for rubygem-passenger FEDORA-2015-1151
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Passenger 4.0.36
Patch: github.com

Timelineinfo

01/28/2014 🔍
01/29/2014 +1 days 🔍
01/30/2014 +1 days 🔍
02/04/2015 +370 days 🔍
02/19/2015 +15 days 🔍
02/19/2015 +0 days 🔍
03/30/2015 +39 days 🔍
04/26/2015 +27 days 🔍
04/16/2022 +2547 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Researcher: Jakub Wilk
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-1831 (🔍)
GCVE (CVE): GCVE-0-2014-1831
GCVE (VulDB): GCVE-100-74241
X-Force: 90827
SecurityFocus: 65207 - Ruby Phusion Passenger 'server instance directory' Insecure Temporary File Creation Vulnerability
Vulnerability Center: 49877 - Ruby Phusion Passenger <4.0.37 Local Symlink Attack on Server Instance Directory, Low

See also: 🔍

Entryinfo

Created: 03/30/2015 12:15
Updated: 04/16/2022 15:28
Changes: 03/30/2015 12:15 (62), 06/27/2017 03:48 (10), 04/16/2022 15:22 (3), 04/16/2022 15:28 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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