phpMyAdmin up to 4.6.4 Table Partition input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in phpMyAdmin up to 4.6.4. This impacts an unknown function of the component Table Partition. This manipulation causes input validation. This vulnerability is handled as CVE-2016-9863. The attack can be initiated remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in phpMyAdmin up to 4.6.4 (Database Administration Software) and classified as critical. Affected by this vulnerability is an unknown functionality of the component Table Partition. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

An issue was discovered in phpMyAdmin. With a very large request to table partitioning function, it is possible to invoke a Denial of Service (DoS) attack. All 4.6.x versions (prior to 4.6.5) are affected.

The bug was discovered 12/06/2016. The weakness was released 12/11/2016 by Emanuel Bronshtein (Website). The advisory is shared at securityfocus.com. This vulnerability is known as CVE-2016-9863 since 12/06/2016. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 96426 (GLSA-201701-32 : phpMyAdmin: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l.

Upgrading to version 4.6.5 eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (96426) and SecurityFocus (BID 94526†). Entries connected to this vulnerability are available at VDB-94065, VDB-94066, VDB-94069 and VDB-94070. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Version

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Website

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 96426
Nessus Name: GLSA-201701-32 : phpMyAdmin: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 103230
OpenVAS Name: phpMyAdmin Multiple Security Vulnerabilities - 01 - Dec16 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: phpMyAdmin 4.6.5

Timelineinfo

11/25/2016 🔍
12/06/2016 +11 days 🔍
12/06/2016 +0 days 🔍
12/10/2016 +4 days 🔍
12/11/2016 +1 days 🔍
12/11/2016 +0 days 🔍
01/11/2017 +31 days 🔍
01/12/2017 +1 days 🔍
06/23/2019 +892 days 🔍

Sourcesinfo

Product: phpmyadmin.net

Advisory: securityfocus.com⛔
Researcher: Emanuel Bronshtein
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-9863 (🔍)
GCVE (CVE): GCVE-0-2016-9863
GCVE (VulDB): GCVE-100-94081
SecurityFocus: 94526 - phpMyAdmin Table Partitioning Function PMASA-2016-68 Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 12/11/2016 09:12
Updated: 06/23/2019 14:28
Changes: 12/11/2016 09:12 (65), 06/23/2019 14:28 (15)
Complete: 🔍
Cache ID: 216::103

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

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