| Package | Affected versions | Patched versions |
|---|---|---|
| php | = 5.2.0= 5.2.1= 5.2.10= 5.2.11= 5.2.12= 5.2.13= 5.2.2= 5.2.3= 5.2.4= 5.2.5= 5.2.6= 5.2.7= 5.2.8= 5.2.9= 5.3.0= 5.3.1= 5.3.2 |
The default session serializer in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 does not properly handle the PS_UNDEF_MARKER marker, which allows context-dependent attackers to modify arbitrary session variables via a crafted session variable name.
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