Oracle MySQL Server up to 5.5.42/5.6.23 Federated denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Oracle MySQL Server up to 5.5.42/5.6.23. It has been declared as very critical. This affects an unknown function of the component Federated. Executing a manipulation can lead to denial of service. This vulnerability is tracked as CVE-2015-0499. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Oracle MySQL Server up to 5.5.42/5.6.23 (Database Software). This vulnerability affects some unknown processing of the component Federated. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

Unspecified vulnerability in Oracle MySQL Server 5.5.42 and earlier, and 5.6.23 and earlier, allows remote authenticated users to affect availability via unknown vectors related to Server : Federated.

The weakness was disclosed 04/14/2015 with Oracle as Oracle Critical Patch Update Advisory - April 2015 as confirmed advisory (Website). The advisory is available at oracle.com. This vulnerability was named CVE-2015-0499 since 12/17/2014. The attack can be initiated remotely. Required for exploitation is a single authentication. The technical details are unknown and an exploit is not available.

As 0-day the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 83254 (Mandriva Linux Security Advisory : mariadb (MDVSA-2015:227)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks and running in the context l. This NASL code is used to determine the existence of the issue:

if (deb_check(release:"7.0", prefix:"libmysqlclient-dev", reference:"5.5.43-0+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libmysqlclient18", reference:"5.5.43-0+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libmysqld-dev", reference:"5.5.43-0+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libmysqld-pic", reference:"5.5.43-0+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"mysql-client", reference:"5.5.43-0+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"mysql-client-5.5", reference:"5.5.43-0+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"mysql-common", reference:"5.5.43-0+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"mysql-server", reference:"5.5.43-0+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"mysql-server-5.5", reference:"5.5.43-0+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"mysql-server-core-5.5", reference:"5.5.43-0+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"mysql-source-5.5", reference:"5.5.43-0+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"mysql-testsuite-5.5", reference:"5.5.43-0+deb7u1")) flag++;

if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:deb_report_get());
  else security_warning(0);
  exit(0);
}
The commercial vulnerability scanner Qualys is able to test this issue with plugin 175452 (Debian Security Update for mariadb-10.0 (DSA 3311-1)).

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 (83254), SecurityFocus (BID 74115†) and Vulnerability Center (SBV-49714†). Additional details are provided at krebsonsecurity.com. The entries VDB-74910, VDB-74899, VDB-74900 and VDB-74901 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 83254
Nessus Name: Mandriva Linux Security Advisory : mariadb (MDVSA-2015:227)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 80056
OpenVAS Name: Oracle Linux Local Check: ELSA-2015-1665
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

12/17/2014 🔍
04/14/2015 +118 days 🔍
04/14/2015 +0 days 🔍
04/14/2015 +0 days 🔍
04/14/2015 +0 days 🔍
04/15/2015 +1 days 🔍
04/16/2015 +1 days 🔍
04/16/2015 +0 days 🔍
05/06/2015 +20 days 🔍
05/09/2022 +2560 days 🔍

Sourcesinfo

Vendor: oracle.com

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

CVE: CVE-2015-0499 (🔍)
GCVE (CVE): GCVE-0-2015-0499
GCVE (VulDB): GCVE-100-74962

OVAL: 🔍

SecurityFocus: 74115 - Oracle MySQL Server CVE-2015-0499 Remote Security Vulnerability
SecurityTracker: 1032121
Vulnerability Center: 49714 - [cpuapr2015-2365600] Oracle MySQL Remote DoS in Server Federated, Low

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 04/15/2015 14:26
Updated: 05/09/2022 06:45
Changes: 04/15/2015 14:26 (73), 11/06/2018 07:58 (8), 05/09/2022 06:45 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

Might our Artificial Intelligence support you?

Check our Alexa App!