CVE-2015-6923

NONECVSS 0.0Elevated

0.0

The ndvbs module in VBox Communications Satellite Express Protocol 2.3.17.3 allows local users to write to arbitrary physical memory locations and gain privileges via a 0x00000ffd ioctl call.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 70.1%
KEV: Not listed

Published

September 21, 2015

Last Modified

May 6, 2026

References (10)

cve@mitrehttp://packetstormsecurity.com/files/133620/VBox-Satellite-Express-Arbitrary-Write-Privilege-Escalation.html
cve@mitrehttp://seclists.org/fulldisclosure/2015/Sep/72
cve@mitrehttp://www.securityfocus.com/archive/1/536491/100/0/threaded
cve@mitrehttps://www.exploit-db.com/exploits/38225/
cve@mitrehttps://www.korelogic.com/Resources/Advisories/KL-001-2015-005.txt
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/133620/VBox-Satellite-Express-Arbitrary-Write-Privilege-Escalation.html
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2015/Sep/72
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/536491/100/0/threaded
af854a3a-2127-422b-91ae-364da2661108https://www.exploit-db.com/exploits/38225/
af854a3a-2127-422b-91ae-364da2661108https://www.korelogic.com/Resources/Advisories/KL-001-2015-005.txt

Data Freshness Timeline

(refreshed 8× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:14 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:44 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-27 13:38 UTCEPSS rescore
2026-05-27 13:38 UTCEPSS rescore
2026-05-26 13:41 UTCEPSS rescore
2026-05-26 07:16 UTCEPSS rescore
2026-05-26 07:16 UTCEPSS rescore

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-38225
First seen Sep 17, 2015
VBox Satellite Express 2.3.17.3 - Arbitrary Write
Open source ↗

Frequently asked(4)

What is CVE-2015-6923?

CVE-2015-6923 is a none vulnerability published on September 21, 2015. The ndvbs module in VBox Communications Satellite Express Protocol 2.3.17.3 allows local users to write to arbitrary physical memory locations and gain privileges via a 0x00000ffd ioctl call.

When was CVE-2015-6923 disclosed?

CVE-2015-6923 was first published in the National Vulnerability Database on September 21, 2015, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2015-6923 actively exploited?

CVE-2015-6923 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 70.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2015-6923?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-6923, 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-2015-6923

📅 Published

🔄 Last Modified

🔗 References (10)