CVE-2019-12323

HIGHNVD 7.57.5—Elevated

7.5

The HC.Server service in Hosting Controller HC10 10.14 allows an Invalid Pointer Write DoS.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 95.0%
KEV: Not listed

Published

June 24, 2019

Last Modified

November 21, 2024

References (6)

cve@mitrehttp://hyp3rlinx.altervista.org
cve@mitrehttp://seclists.org/fulldisclosure/2019/Jun/28
cve@mitrehttps://help.hostingcontroller.com/OnlineHelp/default.aspx?pageid=hc_release_notes
af854a3a-2127-422b-91ae-364da2661108http://hyp3rlinx.altervista.org
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2019/Jun/28
af854a3a-2127-422b-91ae-364da2661108https://help.hostingcontroller.com/OnlineHelp/default.aspx?pageid=hc_release_notes

Weakness Classification(1)

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

CWE-787Out-of-bounds Write

Data Freshness Timeline

(refreshed 13× 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.

2026-06-05 22:45 UTCepss_batch
2026-06-05 22:45 UTCepss_batch
2026-06-05 06:08 UTCepss_batch
2026-06-05 06:08 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 18:05 UTCEG score recompute
2026-05-27 18:05 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch

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-46995
First seen Jun 17, 2019
HC10 HC.Server Service 10.14 - Remote Invalid Pointer Write
Open source ↗

Frequently asked(5)

What is CVE-2019-12323?

CVE-2019-12323 is a high vulnerability published on June 24, 2019. The HC.Server service in Hosting Controller HC10 10.14 allows an Invalid Pointer Write DoS.

When was CVE-2019-12323 disclosed?

CVE-2019-12323 was first published in the National Vulnerability Database on June 24, 2019, 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-2019-12323 actively exploited?

CVE-2019-12323 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 95.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-12323?

CVE-2019-12323 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2019-12323?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-12323, 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-2019-12323

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-12323?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (6)

Frequently asked(5)

Related CVEs(same CWE)