MySQL DBD::mysql up to 4.38 out-of-bounds

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.
5.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in MySQL DBD::mysql up to 4.38. It has been rated as problematic. Affected is the function DBD::mysql. Performing a manipulation results in out-of-bounds. This vulnerability is identified as CVE-2016-1249. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, was found in MySQL DBD::mysql up to 4.38 (Database Software). This affects the function DBD::mysql. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on availability. The summary by CVE is:

The DBD::mysql module before 4.039 for Perl, when using server-side prepared statement support, allows attackers to cause a denial of service (out-of-bounds read) via vectors involving an unaligned number of placeholders in WHERE condition and output fields in SELECT expression.

The bug was discovered 11/15/2016. The weakness was released 02/17/2017 by Pali Rohár (oss-sec). The advisory is shared at openwall.com. This vulnerability is uniquely identified as CVE-2016-1249 since 12/27/2015. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 93 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 900036 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276344 (Fedora Security Update for perl-DBD-MySQL (FEDORA-2016-673cbb6bb4)).

Upgrading to version 4.039 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (900036) and SecurityFocus (BID 94350†). Entry connected to this vulnerability is available at VDB-93866. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Database Software

Vendor

• MySQL

Name

• DBD::mysql

Version

• 4.0
• 4.1
• 4.2
• 4.3
• 4.4
• 4.5
• 4.6
• 4.7
• 4.8
• 4.9
• 4.10
• 4.11
• 4.12
• 4.13
• 4.14
• 4.15
• 4.16
• 4.17
• 4.18
• 4.19
• 4.20
• 4.21
• 4.22
• 4.23
• 4.24
• 4.25
• 4.26
• 4.27
• 4.28
• 4.29
• 4.30
• 4.31
• 4.32
• 4.33
• 4.34
• 4.35
• 4.36
• 4.37
• 4.38

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 900036
Nessus File: 🔍

OpenVAS ID: 860980
OpenVAS Name: Fedora Update for perl-DBD-MySQL FEDORA-2016-bf6c3ea62c
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: DBD::mysql 4.039

Timelineinfo

12/27/2015 🔍
11/15/2016 +324 days 🔍
11/15/2016 +0 days 🔍
02/16/2017 +93 days 🔍
02/17/2017 +1 days 🔍
02/17/2017 +0 days 🔍
02/17/2017 +0 days 🔍

Sourcesinfo

Advisory: openwall.com
Researcher: Pali Rohár
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-1249 (🔍)
GCVE (CVE): GCVE-0-2016-1249
GCVE (VulDB): GCVE-100-97041
SecurityFocus: 94350 - DBD::mysql CVE-2016-1249 Out-Of-Bounds Read Information Disclosure Vulnerability
OSVDB: - CVE-2016-1249 - DBD--mysql - Denial of Service Issue

See also: 🔍

Entryinfo

Created: 02/17/2017 11:39
Changes: 02/17/2017 11:39 (76)
Complete: 🔍
Cache ID: 216::103

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

Discussion

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