CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.1 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in Oracle MySQL Server up to 5.6.22 (Database Software). This affects some unknown processing of the component Optimizer. The manipulation with an unknown input leads to a missing encryption vulnerability. CWE is classifying the issue as CWE-311. The product does not encrypt sensitive or critical information before storage or transmission. This is going to have an impact on availability. The summary by CVE is:
Unspecified vulnerability in Oracle MySQL Server 5.6.22 and earlier allows remote authenticated users to affect availability via unknown vectors related to Optimizer.
The weakness was published 04/14/2015 with Oracle as Oracle Critical Patch Update Advisory - April 2015 as confirmed advisory (Website). It is possible to read the advisory at oracle.com. This vulnerability is uniquely identified as CVE-2015-0423 since 12/17/2014. The exploitability is told to be easy. It is possible to initiate the attack remotely. Required for exploitation is a authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.
We expect the 0-day to have been worth approximately $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 82799 (MySQL 5.5.x < 5.5.42 / 5.6.x < 5.6.23 Multiple DoS Vulnerabilities (April 2015 CPU)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Databases. The commercial vulnerability scanner Qualys is able to test this issue with plugin 19970 (Oracle MySQL April 2015 Critical Patch Update (CPUAPR2015)).
Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (82799). Further details are available at krebsonsecurity.com. Similar entries are available at 74910, 74899, 74900 and 74901.
Product
Type
Vendor
Name
Version
- 5.6.0
- 5.6.1
- 5.6.2
- 5.6.3
- 5.6.4
- 5.6.5
- 5.6.6
- 5.6.7
- 5.6.8
- 5.6.9
- 5.6.10
- 5.6.11
- 5.6.12
- 5.6.13
- 5.6.14
- 5.6.15
- 5.6.16
- 5.6.17
- 5.6.18
- 5.6.19
- 5.6.20
- 5.6.21
- 5.6.22
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.3VulDB Meta Temp Score: 4.1
VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Missing encryptionCWE: CWE-311 / CWE-310
ATT&CK: T1600
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 82799
Nessus Name: MySQL 5.5.x < 5.5.42 / 5.6.x < 5.6.23 Multiple DoS Vulnerabilities (April 2015 CPU)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 801205
OpenVAS Name: Oracle MySQL Multiple Unspecified vulnerabilities-05 Apr15 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
12/17/2014 🔍04/14/2015 🔍
04/14/2015 🔍
04/14/2015 🔍
04/14/2015 🔍
04/15/2015 🔍
04/15/2015 🔍
04/16/2015 🔍
05/07/2022 🔍
Sources
Vendor: oracle.comAdvisory: Oracle Critical Patch Update Advisory - April 2015
Organization: Oracle
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2015-0423 (🔍)
SecurityTracker: 1032121
Vulnerability Center: 49706 - [cpuapr2015-2365600] Oracle MySQL Remote DoS in Optimizer, Medium
SecurityFocus: 74091 - Oracle MySQL Server CVE-2015-0423 Remote Security Vulnerability
Misc.: 🔍
See also: 🔍
Entry
Created: 04/15/2015 14:26Updated: 05/07/2022 02:13
Changes: 04/15/2015 14:26 (69), 06/26/2017 10:41 (7), 05/07/2022 02:05 (3), 05/07/2022 02:13 (1)
Complete: 🔍
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