OServer Out of Bounds Read
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.3epss 2.4%
exploitation probability
2.4%top 17% of all CVEs
observed exploitation
nono source reports it
The Modbus slave/outstation driver in the OPC Drivers 1.0.20 and earlier in IOServer OPC Server allows remote attackers to cause a denial of service (out-of-bounds read and daemon crash) via a crafted packet.
AV:N/AC:M/Au:N/C:P/I:P/A:C
Affected products
IOServer · OPC Drivers