Oracle Solaris 10/11.3 Utilities use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Oracle Solaris 10/11.3. Affected by this vulnerability is an unknown functionality of the component Utilities. Performing a manipulation results in use after free. This vulnerability is known as CVE-2015-7236. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Oracle Solaris 10/11.3 (Operating System). This affects some unknown functionality of the component Utilities. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on availability. The summary by CVE is:

Use-after-free vulnerability in xprt_set_caller in rpcb_svc_com.c in rpcbind 0.2.1 and earlier allows remote attackers to cause a denial of service (daemon crash) via crafted packets, involving a PMAP_CALLIT code.

The weakness was published 04/19/2016 by Olaf Kirch as Oracle Critical Patch Update Advisory - April 2016 as confirmed advisory (Website). The advisory is shared at oracle.com. This vulnerability is uniquely identified as CVE-2015-7236 since 09/17/2015. The exploitability is told to be easy. It is possible to initiate the attack remotely. 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 89840 (Amazon Linux AMI : rpcbind (ALAS-2016-659)), 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 124884 (Oracle Solaris 10 Critical Patch Update Multiple Vulnerabilities (CPUAPR2016)).

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 (89840) and SecurityFocus (BID 76771†). Similar entries are available at VDB-12776, VDB-78153, VDB-82623 and VDB-82615. 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: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
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: 89840
Nessus Name: Amazon Linux AMI : rpcbind (ALAS-2016-659)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703366
OpenVAS Name: Debian Security Advisory DSA 3366-1 (rpcbind - security update)
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

09/17/2015 🔍
09/17/2015 +0 days 🔍
10/01/2015 +14 days 🔍
03/10/2016 +161 days 🔍
04/19/2016 +39 days 🔍
04/19/2016 +0 days 🔍
04/21/2016 +2 days 🔍
07/26/2022 +2287 days 🔍

Sourcesinfo

Vendor: oracle.com

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

CVE: CVE-2015-7236 (🔍)
GCVE (CVE): GCVE-0-2015-7236
GCVE (VulDB): GCVE-100-82665

OVAL: 🔍

SecurityFocus: 76771 - rpcbind 'rpcb_svc_com.c' Remote Memory Corruption Vulnerability
SecurityTracker: 1033673

See also: 🔍

Entryinfo

Created: 04/21/2016 09:01
Updated: 07/26/2022 08:36
Changes: 04/21/2016 09:01 (65), 10/20/2018 09:18 (18), 07/26/2022 08:36 (4)
Complete: 🔍
Cache ID: 216:44D:103

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

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