Oracle SPARC Enterprise Server XCP Firmware information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Oracle SPARC Enterprise Server. This affects an unknown part of the component XCP Firmware. The manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2015-3238. The attack is possible to be carried out remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Oracle SPARC Enterprise Server (the affected version is unknown). This issue affects an unknown code of the component XCP Firmware. 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, and availability. The summary by CVE is:

The _unix_run_helper_binary function in the pam_unix module in Linux-PAM (aka pam) before 1.2.1, when unable to directly access passwords, allows local users to enumerate usernames or cause a denial of service (hang) via a large password.

The weakness was disclosed 04/19/2016 as Oracle Critical Patch Update Advisory - April 2016 as confirmed advisory (Website). It is possible to read the advisory at oracle.com. The identification of this vulnerability is CVE-2015-3238 since 04/10/2015. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 85747 (Amazon Linux AMI : pam (ALAS-2015-589)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Amazon Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196435 (Ubuntu Security Notification for Pam Vulnerabilities (USN-2935-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (85747) and SecurityFocus (BID 75428†). The entries VDB-12800, VDB-77405, VDB-82623 and VDB-82615 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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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Nessus ID: 85747
Nessus Name: Amazon Linux AMI : pam (ALAS-2015-589)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 14611
OpenVAS Name: Amazon Linux Local Check: ALAS-2015-589
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Timelineinfo

04/10/2015 🔍
06/25/2015 +75 days 🔍
08/24/2015 +60 days 🔍
09/03/2015 +9 days 🔍
04/19/2016 +229 days 🔍
04/19/2016 +0 days 🔍
04/21/2016 +2 days 🔍
10/20/2018 +912 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2016
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-3238 (🔍)
GCVE (CVE): GCVE-0-2015-3238
GCVE (VulDB): GCVE-100-82667
SecurityFocus: 75428 - Linux-PAM '_unix_run_helper_binary()' Function Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 04/21/2016 09:01
Updated: 10/20/2018 09:23
Changes: 04/21/2016 09:01 (57), 10/20/2018 09:23 (21)
Complete: 🔍
Cache ID: 216::103

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

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