Oracle Solaris 11.2 NSCD denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

A vulnerability was found in Oracle Solaris 11.2 (Operating System) and classified as problematic. This issue affects some unknown processing of the component NSCD. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in Oracle Sun Solaris 11.2 allows local users to affect confidentiality, integrity, and availability via vectors related to NSCD.

The weakness was published 10/20/2015 as Oracle Critical Patch Update Advisory - October 2015 as confirmed advisory (Website). The advisory is shared at oracle.com. The identification of this vulnerability is CVE-2015-4891 since 06/24/2015. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 86534 (Oracle Solaris Critical Patch Update : oct2015_SRU11_2_15_4_0), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Solaris Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124167 (Solaris 11.2 Support Repository Update (SRU) 15.4.0 Missing).

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 (86534), SecurityFocus (BID 77152†) and Vulnerability Center (SBV-53690†).

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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Nessus ID: 86534
Nessus Name: Oracle Solaris Critical Patch Update : oct2015_SRU11_2_15_4_0
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Timelineinfo

06/24/2015 🔍
10/20/2015 +118 days 🔍
10/20/2015 +0 days 🔍
10/20/2015 +0 days 🔍
10/21/2015 +1 days 🔍
10/21/2015 +0 days 🔍
10/21/2015 +0 days 🔍
06/23/2022 +2437 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - October 2015
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-4891 (🔍)
SecurityFocus: 77152
SecurityTracker: 1033881
Vulnerability Center: 53690 - [cpuoct2015-2367953-Sun-Systems-Products-Suite] Oracle Solaris Local Code Execution Vulnerability - CVE-2015-4891, Medium

Entryinfo

Created: 10/21/2015 12:52 PM
Updated: 06/23/2022 12:28 PM
Changes: 10/21/2015 12:52 PM (61), 02/15/2018 07:49 AM (7), 06/23/2022 12:21 PM (3), 06/23/2022 12:28 PM (1)
Complete: 🔍
Cache ID: 35:5C3:40

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