CVE-2023-40706

HIGHNVD 8.68.6—

8.6

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.

CVSS v3: 8.6
EG Score: 8.6(medium)
EPSS: 27.2%
KEV: Not listed

Published

August 24, 2023

Last Modified

November 21, 2024

References (2)

ot-cert@dragoshttps://www.cisa.gov/news-events/ics-advisories/icsa-23-236-02
af854a3a-2127-422b-91ae-364da2661108https://www.cisa.gov/news-events/ics-advisories/icsa-23-236-02

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-307Improper Restriction of Excessive Authentication Attempts

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
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2026-05-31 22:30 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
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2026-05-28 13:44 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
2026-05-24 18:47 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-40706?

CVE-2023-40706 is a high vulnerability published on August 24, 2023. 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.

When was CVE-2023-40706 disclosed?

CVE-2023-40706 was first published in the National Vulnerability Database on August 24, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-40706 actively exploited?

CVE-2023-40706 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 27.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-40706?

CVE-2023-40706 has a CVSS v3 base score of 8.6 (NVD).

How do I remediate CVE-2023-40706?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-40706, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2023-40706

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-40706?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)