CVE-2023-27823

CRITICALNVD 9.89.8—Elevated

9.8

An authentication bypass in Optoma 1080PSTX C02 allows an attacker to access the administration console without valid credentials.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 91.4%
KEV: Not listed

Published

May 12, 2023

Last Modified

January 24, 2025

References (4)

cve@mitrehttp://optoma.com
cve@mitrehttps://packetstormsecurity.com/files/172276/Optoma-1080PSTX-Firmware-C02-Authentication-Bypass.html
af854a3a-2127-422b-91ae-364da2661108http://optoma.com
af854a3a-2127-422b-91ae-364da2661108https://packetstormsecurity.com/files/172276/Optoma-1080PSTX-Firmware-C02-Authentication-Bypass.html

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 15× 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.

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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-51444
First seen May 23, 2023
Optoma 1080PSTX Firmware C02 - Authentication Bypass
Open source ↗

Frequently asked(5)

What is CVE-2023-27823?

CVE-2023-27823 is a critical vulnerability published on May 12, 2023. An authentication bypass in Optoma 1080PSTX C02 allows an attacker to access the administration console without valid credentials.

When was CVE-2023-27823 disclosed?

CVE-2023-27823 was first published in the National Vulnerability Database on May 12, 2023, with the most recent update on January 24, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-27823 actively exploited?

CVE-2023-27823 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 91.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-27823?

CVE-2023-27823 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-27823?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-27823, 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-2023-27823

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(2)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-27823?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)