SAP released monthly critical patch update for july 2011. This patch update closes about 40 vulnerabilities in SAP products. 9 of those vulnerabilities were founded by different experts. Traditionnaly DSecRG researchers Dmitriy Chastuhin and Dmitriy Evdokimov who found 2 vulnerabilities are among them.
SAP traditionally sent acknowledgements for founded vulnerabilities to security researchers from DSecRG on their acknowledgement page.
Most critycal vulnerability are found in BAPI component and can be exploited to execute unwanted functions without authorization. Malicious user may use this to impersonate the user on the front-end system and access all information with the same rights as the target user.
It is highly recommended to patch all those issues to prevent business risks.
Solutions for those issues are available in SAP Notes: 546307, 1599550.
Advisories for those issues with technical details will be available in 3 months on erpscan.com and also on DSecRG.com site.