CVE-2023-0847

HIGH
8.1
CVSS Score
Published: February 28, 2023 at 11:16 PM UTC
Updated: June 17, 2026 at 05:26 AM UTC
2 products affected across 2 vendorsDASH7 Alliance ProtcolAlliance DASH7 Alliance Protcol

Using DASH 7 Alliance Protocol stack implementation by Sub-IoT?

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Severity
HIGH8.1
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

The Sub-IoT implementation of the DASH 7 Alliance protocol has a vulnerability that can lead to an out-of-bounds write prior to implementation version 0.5.0. If the protocol has been compiled using default settings, this will only grant the attacker access to allocated but unused memory. However, if it was configured using non-default settings, there is the possibility that exploiting this vulnerability could lead to system crashes and remote code execution.

Affected

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

v < 0.5.0
Affected range stops below 0.5.0, 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:

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

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

CVSS

Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-787

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