Карточка уязвимости
Характеристики уязвимости
Уровень опасности
Оценка CVSS
Производитель ПО
Наименование ПО
SAP Notes
(1519704-2)
SAP Support Packages
(SAPKH50025, SAPKH60019, SAPKH60209, SAPKH60308, SAPKH60409, SAPKH60504)
Описание
Services CNW1 and CNW4 executes certain functions through referencing specific URLs. When an attacker tricks an authenticated user#s browser into making a request containing a certain URL and specific parameters, the function is executed with the rights of the user.
If present, the attacker may use a Cross Site Scripting attack to trigger the exploit, or use an approach in which a link to click is presented to the victim.
If present, the attacker may use a Cross Site Scripting attack to trigger the exploit, or use an approach in which a link to click is presented to the victim.
Как исправить
Manual Steps for customers on EHP5 release:
Start transaction SICF.
Process following steps for each service CNW1 and CNW4
Enter the name and the service and execute SICF (You will find the services in SICF under the path /sap/bc/gui/sap/its/<service> )
Double click on the service name in the tree and switch to the change mode
Choose the GUI configuration
Add the parameter ~XSRFCHECK with value 1
Save the settings
Note the following.
1. Refer to note 1481392 for additional information and instructions. The corrections from note 1481392 are a prerequisite for implementation of this note.
2. Implement the correction instructions of this note. This will also create the report ITS_XSRF_PARAM_PS in your system.
3. Execute the report ITS_XSRF_PARAM_PS and specify when requested a corresponding transport request number. The report will add service parameters for the adapted ITS services (maintained via the GUI configuration pushbutton for a service within transaction SICF).
Start transaction SICF.
Process following steps for each service CNW1 and CNW4
Enter the name and the service and execute SICF (You will find the services in SICF under the path /sap/bc/gui/sap/its/<service> )
Double click on the service name in the tree and switch to the change mode
Choose the GUI configuration
Add the parameter ~XSRFCHECK with value 1
Save the settings
Note the following.
1. Refer to note 1481392 for additional information and instructions. The corrections from note 1481392 are a prerequisite for implementation of this note.
2. Implement the correction instructions of this note. This will also create the report ITS_XSRF_PARAM_PS in your system.
3. Execute the report ITS_XSRF_PARAM_PS and specify when requested a corresponding transport request number. The report will add service parameters for the adapted ITS services (maintained via the GUI configuration pushbutton for a service within transaction SICF).
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