CVE-2021-45345

HIGHNVD 7.57.5—Trending — 3 sources updated this week

7.5

Buffer Overflow vulnerability found in En3rgy WebcamServer v.0.5.2 allows a remote attacker to cause a denial of service via the WebcamServer.exe file.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 78.9%
KEV: Not listed

Published

May 10, 2023

Last Modified

January 28, 2025

References (6)

cve@mitrehttps://gist.github.com/0xHop/0d065694d56ac3943d8e8c239d80c63f
cve@mitrehttps://gist.github.com/0xHop/337e65ec684b8866e86f4b25b8f1dbc7
cve@mitrehttps://sourceforge.net/projects/webcamserv/
af854a3a-2127-422b-91ae-364da2661108https://gist.github.com/0xHop/0d065694d56ac3943d8e8c239d80c63f
af854a3a-2127-422b-91ae-364da2661108https://gist.github.com/0xHop/337e65ec684b8866e86f4b25b8f1dbc7
af854a3a-2127-422b-91ae-364da2661108https://sourceforge.net/projects/webcamserv/

Weakness Classification(1)

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

CWE-120Buffer Copy without Checking Size (Classic Buffer Overflow)

Data Freshness Timeline

(refreshed 8× in last 7d / 8× 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.

2026-05-28 13:43 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 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-25 01:21 UTCEG score recompute
2026-05-25 01:21 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2021-45345?

CVE-2021-45345 is a high vulnerability published on May 10, 2023. Buffer Overflow vulnerability found in En3rgy WebcamServer v.0.5.2 allows a remote attacker to cause a denial of service via the WebcamServer.exe file.

When was CVE-2021-45345 disclosed?

CVE-2021-45345 was first published in the National Vulnerability Database on May 10, 2023, with the most recent update on January 28, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-45345 actively exploited?

CVE-2021-45345 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 78.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-45345?

CVE-2021-45345 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2021-45345?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-45345, 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-2021-45345

📅 Published

🔄 Last Modified

🔗 References (6)