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CVE-2022-1068

Modbus Tools Modbus Slave Stack-Based Buffer Overflow

HIGH
7.5
CVSS Score
Published: April 1, 2022 at 10:17 PM UTC
Updated: June 17, 2026 at 04:21 AM UTC
1 product affected across 1 vendorModbus Slave

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Severity
HIGH7.5
Exploit prediction
EPSS 1.0%
SSVC
No known exploit

Description

Modbus Tools Modbus Slave (versions 7.4.2 and prior) is vulnerable to a stack-based buffer overflow in the registration field. This may cause the program to crash when a long character string is used.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Modbus Slave· Modbustools
95%
v ≤ 7.4.2
Affected range stops below 7.4.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_CONFIRMPatchThird Party AdvisoryUS Government Resource
Source: [email protected]
https://www.cisa.gov/uscert/ics/advisories/icsa-22-088-04

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-121CWE-787

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