CVE-2023-40709

Uncontrolled Resource Consumption in OPTO 22 SNAP PAC S1 Built-In Web Server

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Published Aug 24, 2023 CVSS 3.1 · 6.8 Medium EPSS < 1% KEV · Not listed

Description

An adversary could crash the entire device by sending a large quantity of ICMP requests if the controller has the built-in web server enabled but does not have the built-in web server completely set up and configured for the SNAP PAC S1 Firmware version R10.3b

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

OPTO 22

SNAP PAC S1

unaffected

Version	Status	Constraints
`R10.3b`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:opto22:snap_pac_s1_firmware:r10.3b:*:*:*:*:*:*:*

cpe:2.3:h:opto22:snap_pac_s1:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2023-45264	An adversary could crash the entire device by sending a large quantity of ICMP requests if the controller has the built-in web server enabled but does not have the built-in web server completely set up and configured for the SNAP PAC S1 Firmware version R10.3b

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.551% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.cisa.gov/news-events/ics-advisories/icsa-23-236-02

History

Sep 11, 2024 4:00 PM Weaknesses updated View changes

Type	Values Removed	Values Added
Weaknesses		CWE-770

Subscriptions

Opto22 Snap Pac S1 Snap Pac S1 Firmware

Weaknesses

Sources

CVE record Updated: Sep 13, 2024, 4:16 PM

Status: PUBLISHED
Assigner: Dragos
Published: Aug 24, 2023, 4:08 PM
Updated: Sep 13, 2024, 4:16 PM
Reserved: Aug 18, 2023, 7:31 PM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 6:38 PM

Updated: Aug 2, 2024, 6:38 PM

NVD Updated: Jun 17, 2026, 6:19 AM

Status: Modified
Published: Aug 24, 2023, 5:15 PM
Modified: Jun 17, 2026, 6:19 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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