CVE-2011-1563
DATAC RealFlex RealWin <2.1 Build 6.1.10.10 - Buffer Overflow
Title source: llmDescription
Multiple stack-based buffer 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 (1) a long username in an On_FC_CONNECT_FCS_LOGIN packet, and crafted (2) On_FC_CTAGLIST_FCS_CADDTAG, (3) On_FC_CTAGLIST_FCS_CDELTAG, (4) On_FC_CTAGLIST_FCS_ADDTAGMS, (5) On_FC_RFUSER_FCS_LOGIN, (6) unspecified "On_FC_BINFILE_FCS_*FILE", (7) On_FC_CGETTAG_FCS_GETTELEMETRY, (8) On_FC_CGETTAG_FCS_GETCHANNELTELEMETRY, (9) On_FC_CGETTAG_FCS_SETTELEMETRY, (10) On_FC_CGETTAG_FCS_SETCHANNELTELEMETRY, and (11) On_FC_SCRIPT_FCS_STARTPROG packets to port 910.
Exploits (3)
metasploit
WORKING POC
GREAT
by Luigi Auriemma, MC · rubypocwin
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/scada/realwin_on_fcs_login.rb
metasploit
WORKING POC
GREAT
by Luigi Auriemma, MC · rubypocwin
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/scada/realwin_on_fc_binfile_a.rb
References (12)
Scores
EPSS
0.5904
EPSS Percentile
98.2%
Details
CWE
CWE-119
Status
published
Products (3)
realflex/realwin
1.06
realflex/realwin
2.0
realflex/realwin
< 2.1
Published
Apr 05, 2011
Tracked Since
Feb 18, 2026