CVE-2010-1861: Medium severity PHP PHP vulnerability

Published May 7, 2010

Updated

The sysvshm extension for PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allows context-dependent attackers to write to arbitrary memory addresses by using an object's sleep function to interrupt an internal call to the shmputvar function, which triggers access of a freed resource.

Affected Software

16 affected components

PHP PHP=5.2.9

PHP PHP=5.2.2

PHP PHP=5.2.5

PHP PHP=5.2.12

PHP PHP=5.2.11

PHP PHP=5.2.6

PHP PHP=5.2.3

PHP PHP=5.2.13

PHP PHP=5.2.0

PHP PHP=5.2.4

PHP PHP=5.2.10

PHP PHP=5.2.1

PHP PHP=5.2.8

PHP PHP=5.3.1

PHP PHP=5.3.0

PHP PHP=5.3.2

Event History

May 7, 2010

CVE Published

via MITRE·10:00 PM

Data Sourced

via MITRE·10:00 PM

Description

Data Sourced

via NVD·11:00 PM

DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

What is the severity of CVE-2010-1861?

CVE-2010-1861 is considered a critical vulnerability due to its ability to allow context-dependent attackers to write to arbitrary memory addresses.

How do I fix CVE-2010-1861?

To fix CVE-2010-1861, it is recommended to upgrade to a patched version of PHP that is not affected by this vulnerability.

Which versions of PHP are affected by CVE-2010-1861?

CVE-2010-1861 affects PHP versions 5.2.0 through 5.2.13 and 5.3.0 through 5.3.2.

What kind of attacks can be executed due to CVE-2010-1861?

CVE-2010-1861 can allow attackers to execute arbitrary code or crash the affected PHP application through memory corruption.

Is CVE-2010-1861 still a risk if I am using newer PHP versions?

No, if you are using a PHP version later than 5.3.2, your system is not affected by CVE-2010-1861, as the vulnerability has been resolved.