SDM600 API permission check

Summary

A vulnerability exists in a SDM600 endpoint. An attacker could exploit this vulnerability by running multiple parallel requests, the SDM600 web services become busy rendering the application unresponsive. This issue affects: All SDM600 versions prior to version 1.2 FP3 HF4 (Build Nr. 1.2.23000.291) List of CPEs: * cpe:2.3:a:hitachienergy:sdm600:1.0:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.1:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.9002.257:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.10002.257:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.11002.149:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.12002.222:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.13002.72:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.14002.44:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.14002.92:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.14002.108:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.14002.182:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.14002.257:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.14002.342:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.14002.447:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.14002.481:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.14002.506:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.14002.566:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.20000.3174:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.21000.291:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.21000.931:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.21000.105:*:*:*:*:*:*:* * cpe:2.3:a:hitachienergy:sdm600:1.2.23000.291:*:*:*:*:*:*:*