Multiple integer overflows in the HMI application in DATAC RealFlex RealWin 2.1 (Build 6.1.10.10) and earlier allow remote attackers to execute arbitrary code via crafted (1) On_FC_MISC_FCS_MSGBROADCAST and (2) On_FC_MISC_FCS_MSGSEND packets, which trigger a heap-based buffer overflow.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Realwin | Realflex | 1.06 | 1.06 |
| Realwin | Realflex | 2.0 | 2.0 |
| Realwin | Realflex | * | 2.1 |