Oracle MySQL Server up to 5.5.39/5.6.20 denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

A vulnerability classified as problematic has been found in Oracle MySQL Server up to 5.5.39/5.6.20 (Database Software). This affects an unknown function. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Unspecified vulnerability in Oracle MySQL Server 5.5.39 and earlier, and 5.6.20 and earlier, allows remote attackers to affect availability via vectors related to CLIENT:SSL:yaSSL, a different vulnerability than CVE-2014-6494.

The weakness was disclosed 10/15/2014 with Oracle as Oracle Critical Patch Update Advisory - October 2014 as confirmed advisory (Website). The advisory is shared at oracle.com. This vulnerability is uniquely identified as CVE-2014-6496 since 09/17/2014. 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 78589 (Debian DSA-3054-1 : mysql-5.5 - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 167965 (OpenSuSE Security Update for MariaDB (openSUSE-SU-2015:1216-1)).

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 X-Force (97182), Tenable (78589), SecurityFocus (BID 70469†), Secunia (SA61579†) and Vulnerability Center (SBV-46545†). Further details are available at krebsonsecurity.com. The entries VDB-67525, VDB-67832, VDB-67831 and VDB-67806 are pretty similar.

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
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CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

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Nessus ID: 78589
Nessus Name: Debian DSA-3054-1 : mysql-5.5 - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703054
OpenVAS Name: Debian Security Advisory DSA 3054-1 (mysql-5.5 - security update)
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OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
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Timelineinfo

09/17/2014 🔍
10/14/2014 +27 days 🔍
10/14/2014 +0 days 🔍
10/15/2014 +1 days 🔍
10/15/2014 +0 days 🔍
10/15/2014 +0 days 🔍
10/15/2014 +0 days 🔍
10/15/2014 +0 days 🔍
10/16/2014 +1 days 🔍
02/23/2022 +2687 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - October 2014
Organization: Oracle
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-6496 (🔍)
OVAL: 🔍
IAVM: 🔍

X-Force: 97182 - Oracle MySQL Server CLIENT:SSL:yaSSL denial of service, Medium Risk
SecurityFocus: 70469 - Oracle MySQL Server CVE-2014-6496 Remote Security Vulnerability
Secunia: 61579 - Oracle MySQL Multiple Vulnerabilities, Moderately Critical
Vulnerability Center: 46545 - [cpuoct2014-1972960] Oracle MySQL Server Remote DoS Vulnerability - CVE-2014-6496, Medium

Misc.: 🔍
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Entryinfo

Created: 10/15/2014 01:40 PM
Updated: 02/23/2022 08:48 AM
Changes: 10/15/2014 01:40 PM (80), 06/09/2017 06:56 AM (7), 02/23/2022 08:48 AM (3)
Complete: 🔍
Cache ID: 18:780:40

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