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Fencer Vulns
critical 9.8

CVE-2023-27823 in the critical feed json

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

published 2023-05-12 3 y ago modified 2026-07-09 4 mo ago also EUVD-2023-31559

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
53.6%
EPSS 53.6% chance of exploitation in 30 days, percentile 99%
public exploits
1
Exploit-DB

Summary

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

Timeline

  1. Published
  2. First public exploit (EDB-51444)

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
21 mo ago

Exploit prediction

53.59% chance of exploitation in the next 30 days, higher than 99% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-51444 Optoma 1080PSTX Firmware C02 - Authentication Bypass remote, 2023-05-23

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-295 Improper Certificate Validation
  • CWE-287 Improper Authentication

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.