CVE-2023-40706

Improper Restriction of Excessive Authentication Attempts in OPTO 22 SNAP PAC S1 Built-in Web Server

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Published Aug 24, 2023 CVSS 3.1 · 8.6 High EPSS < 1% KEV · Not listed

Description

There is no limit on the number of login attempts in the web server for the SNAP PAC S1 Firmware version R10.3b. This could allow for a brute-force attack on the built-in web server login.

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-2023-45261	There is no limit on the number of login attempts in the web server for the SNAP PAC S1 Firmware version R10.3b. This could allow for a brute-force attack on the built-in web server login.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

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% (0.670% probability within 30 days)

Exploitation none

Automatable yes

Technical Impact partial

References

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

History

Oct 2, 2024 9:30 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Opto22 Snap Pac S1 Snap Pac S1 Firmware

Weaknesses

CWE-307

Sources

CVE record Updated: Oct 2, 2024, 8:24 PM

Status: PUBLISHED
Assigner: Dragos
Published: Aug 24, 2023, 4:03 PM
Updated: Oct 2, 2024, 8:24 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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