CVE-2023-3897

MEDIUMNVD 4.83.7▼Elevated

4.8

Username enumeration is possible through Bypassing CAPTCHA in On-premise SureMDM Solution on Windows deployment allows attacker to enumerate local user information via error message.

This issue affects SureMDM On-premise: 6.31 and below version

CVSS v3: 4.8
EG Score: 3.7(medium)
EPSS: 80.0%
KEV: Not listed

Published

July 25, 2023

Last Modified

February 13, 2025

References (4)

security@42gearshttp://packetstormsecurity.com/files/177179/SureMDM-On-Premise-CAPTCHA-Bypass-User-Enumeration.html
security@42gearshttps://www.42gears.com/security-and-compliance
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/177179/SureMDM-On-Premise-CAPTCHA-Bypass-User-Enumeration.html
af854a3a-2127-422b-91ae-364da2661108https://www.42gears.com/security-and-compliance

Weakness Classification(1)

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

CWE-203Observable Discrepancy (Information Exposure via Side Channel)

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
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-24 20:41 UTCEG score recompute

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-51804
First seen Feb 19, 2024
SureMDM On-premise < 6.31 - CAPTCHA Bypass User Enumeration
Open source ↗

Frequently asked(5)

What is CVE-2023-3897?

CVE-2023-3897 is a medium vulnerability published on July 25, 2023. Username enumeration is possible through Bypassing CAPTCHA in On-premise SureMDM Solution on Windows deployment allows attacker to enumerate local user information via error message. This issue affects SureMDM On-premise: 6.31 and below version

When was CVE-2023-3897 disclosed?

CVE-2023-3897 was first published in the National Vulnerability Database on July 25, 2023, with the most recent update on February 13, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-3897 actively exploited?

CVE-2023-3897 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 80.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-3897?

CVE-2023-3897 has a CVSS v3 base score of 4.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 3.7.

How do I remediate CVE-2023-3897?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-3897, 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.

Dependency Blast Radius

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CVE-2023-3897

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-3897?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)