PHP up to 5.4.3 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in PHP. The affected element is an unknown function. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2012-3450. Furthermore, there is an exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in PHP (Programming Language Software) and classified as problematic. This vulnerability affects an unknown function. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect availability. CVE summarizes:

pdo_sql_parser.re in the PDO extension in PHP before 5.3.14 and 5.4.x before 5.4.4 does not properly determine the end of the query string during parsing of prepared statements, which allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted parameter value.

The weakness was shared 08/06/2012 by 0x721427D8 as Bug 769785 as not defined bug report (Bugzilla). The advisory is available at bugzilla.novell.com. This vulnerability was named CVE-2012-3450 since 06/14/2012. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 61520 (Debian DSA-2527-1 : php5 - several vulnerabilities), 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 195388 (Ubuntu Security Notification for Php5 Vulnerabilities (USN-1569-1)).

Upgrading to version 5.4.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (37566), Tenable (61520), SecurityFocus (BID 54777†) and Vulnerability Center (SBV-37198†). The entries VDB-3695, VDB-5786, VDB-5794 and VDB-9021 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.7
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 61520
Nessus Name: Debian DSA-2527-1 : php5 - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 71823
OpenVAS Name: Debian Security Advisory DSA 2527-1 (php5)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PHP 5.4.0

Timelineinfo

06/14/2012 🔍
08/02/2012 +49 days 🔍
08/02/2012 +0 days 🔍
08/06/2012 +4 days 🔍
08/06/2012 +0 days 🔍
11/13/2012 +99 days 🔍
03/23/2015 +860 days 🔍
12/16/2024 +3556 days 🔍

Sourcesinfo

Product: php.org

Advisory: Bug 769785
Researcher: 0x721427D8
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-3450 (🔍)
GCVE (CVE): GCVE-0-2012-3450
GCVE (VulDB): GCVE-100-61474

OVAL: 🔍

SecurityFocus: 54777 - PHP PDO Memory Access Violation Denial of Service Vulnerability
Vulnerability Center: 37198 - PHP Before 5.3.14 and 5.4 Before 5.4.4 Remote DoS Vulnerability via a Crafted Parameter Value, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 12/16/2024 21:03
Changes: 03/23/2015 16:50 (61), 09/03/2017 14:59 (15), 12/07/2021 09:31 (3), 12/16/2024 21:03 (17)
Complete: 🔍
Cache ID: 216::103

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

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