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CVE-2011-1563

Multiple stack-based buffer overflows in the HMI application in DATAC RealFlex RealWin 2.1 (Build 6.1.10.10) and earlier allow remote…

High10.0EPSS 74.6%
Published
Updated
Reserved
Assigned by
mitre

Description

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.

Scores

CVSS scores of CVE-2011-1563, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified2.0High10.0AV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS (exploitation in 30 days)
74.6% · top 0.5% of all CVEs (2 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.

Weakness

Affected products

  • n/a

    • affected n/a

References (12)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .