Oracle MySQL Enterprise Backup up to 3.12.2/4.0.1 ENTRBACK memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.1$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Oracle MySQL Enterprise Backup up to 3.12.2/4.0.1. This impacts an unknown function of the component ENTRBACK. Performing a manipulation results in memory corruption. This vulnerability is reported as CVE-2016-2176. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Oracle MySQL Enterprise Backup up to 3.12.2/4.0.1 (Database Software). This affects some unknown processing of the component ENTRBACK. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, and availability.

The bug was discovered 05/03/2016. The weakness was disclosed 04/19/2017 by Guido Vranken as Oracle Critical Patch Update Advisory - April 2017 as confirmed advisory (Website). The advisory is shared at oracle.com. This vulnerability is uniquely identified as CVE-2016-2176 since 01/29/2016. 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 was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 92323 (AIX OpenSSL Advisory : openssl_advisory20.asc), which helps to determine the existence of the flaw in a target environment. It is assigned to the family AIX Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124883 (Oracle Solaris 10 Multiple Vulnerabilities (Third Party Bulletin - April 2016)).

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 (92323) and SecurityFocus (BID 89746†). The entries VDB-76874, VDB-81143, VDB-82305 and VDB-83259 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.1

VulDB Base Score: 8.2
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 8.2
Vendor Vector (Oracle): 🔍

NVD Base Score: 8.2
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: 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: 92323
Nessus Name: AIX OpenSSL Advisory : openssl_advisory20.asc
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities December-2016
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: 2919516136a4227d9e6d8f2fe66ef976aaf8c561

Timelineinfo

01/29/2016 🔍
05/03/2016 +95 days 🔍
05/03/2016 +0 days 🔍
05/04/2016 +1 days 🔍
07/15/2016 +72 days 🔍
04/19/2017 +278 days 🔍
04/19/2017 +0 days 🔍
04/19/2017 +0 days 🔍
12/01/2022 +2052 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2017
Researcher: Guido Vranken
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-2176 (🔍)
GCVE (CVE): GCVE-0-2016-2176
GCVE (VulDB): GCVE-100-100197

OVAL: 🔍

SecurityFocus: 89746 - OpenSSL CVE-2016-2176 Information Disclosure Vulnerability
OSVDB: - CVE-2016-2176 - OpenSSL - Buffer Over-Read Issue
SecurityTracker: 1035721

See also: 🔍

Entryinfo

Created: 04/19/2017 19:11
Updated: 12/01/2022 11:28
Changes: 04/19/2017 19:11 (76), 09/15/2020 09:53 (17), 12/20/2020 15:29 (3), 12/01/2022 11:28 (4)
Complete: 🔍
Cache ID: 216:C5F:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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