CVE-2021-33485

CODESYS Control Runtime system before 3.5.17.10 has a Heap-based Buffer Overflow.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14805&token=f0b86f99bb302ddd4aadec483aed5f5d3fddbf1a&download=	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:codesys:control::::::beaglebone_sl::*
	cpe:2.3:a:codesys:control::::::empc-a\/imx6_sl::*
	cpe:2.3:a:codesys:control::::::iot2000_sl::*
	cpe:2.3:a:codesys:control::::::pfc100_sl::*
	cpe:2.3:a:codesys:control::::::pfc200_sl::*
	cpe:2.3:a:codesys:control::::::plcnext_sl::*
	cpe:2.3:a:codesys:control::::::raspberry_pi_sl::*
	cpe:2.3:a:codesys:control::::::wago_touch_panels_600_sl::*
	cpe:2.3:a:codesys:control::::::linux_sl::*
	cpe:2.3:a:codesys:control_rte::::::-::*
	cpe:2.3:a:codesys:control_rte::::::beckhoff_cx::*
	cpe:2.3:a:codesys:control_win_sl::::::::
	cpe:2.3:a:codesys:control_runtime_system_toolkit::::::::
	cpe:2.3:a:codesys:embedded_target_visu_toolkit::::::::
	cpe:2.3:a:codesys:hmi::::::::
	cpe:2.3:a:codesys:remote_target_visu_toolkit::::::::

Information

Published : 2021-08-03 09:15

Updated : 2021-08-17 06:14

NVD link : CVE-2021-33485

Mitre link : CVE-2021-33485

JSON object : View

CWE

CWE-787

Out-of-bounds Write

Products Affected

codesys

control_rte
control
embedded_target_visu_toolkit
remote_target_visu_toolkit
control_win_sl
control_runtime_system_toolkit
hmi

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9.8 /10