FreeIPA up to 4.2.1 ipa-kra-install kra-agent.pem information disclosure

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.
7.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in FreeIPA up to 4.2.1. Affected is an unknown function of the file /etc/httpd/alias/kra-agent.pem of the component ipa-kra-install. The manipulation leads to information disclosure. This vulnerability is traded as CVE-2015-5284. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in FreeIPA up to 4.2.1 (Directory Service Software). It has been rated as problematic. This issue affects an unknown functionality of the file /etc/httpd/alias/kra-agent.pem of the component ipa-kra-install. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

ipa-kra-install in FreeIPA before 4.2.2 puts the CA agent certificate and private key in /etc/httpd/alias/kra-agent.pem, which is world readable.

The bug was discovered 07/01/2017. The weakness was shared 09/21/2017 (Website). It is possible to read the advisory at redhat.com. The identification of this vulnerability is CVE-2015-5284 since 07/01/2015. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 82 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 4.2.2 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: FreeIPA 4.2.2

Timelineinfo

07/01/2015 🔍
07/01/2017 +731 days 🔍
09/21/2017 +82 days 🔍
09/21/2017 +0 days 🔍
09/21/2017 +0 days 🔍
11/18/2019 +788 days 🔍

Sourcesinfo

Advisory: redhat.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-5284 (🔍)
GCVE (CVE): GCVE-0-2015-5284
GCVE (VulDB): GCVE-100-106919

Entryinfo

Created: 09/21/2017 21:42
Updated: 11/18/2019 10:46
Changes: 09/21/2017 21:42 (61), 11/18/2019 10:46 (1)
Complete: 🔍
Cache ID: 216::103

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