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CVE-2023-4612 (GCVE-0-2023-4612)

Vulnerability from cvelistv5 – Published: 2023-11-09 13:41 – Updated: 2025-02-26 21:25
VLAI
Title
MFA bypass in Apereo CAS
Summary
Improper Authentication vulnerability in Apereo CAS in jakarta.servlet.http.HttpServletRequest.getRemoteAddr method allows Multi-Factor Authentication bypass.This issue affects CAS: through 7.0.0-RC7. It is unknown whether in new versions the issue will be fixed. For the date of publication there is no patch, and the vendor does not treat it as a vulnerability.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2023-11-17 19:57 UTC
CWE
  • CWE-302 - Authentication Bypass by Assumed-Immutable Data
Assigner
References
Impacted products
Vendor Product Version CPE status
Apereo Foundation CAS Affected: 0 , ≤ 7.0.0-RC7 (custom)
guessed Create a notification for this product.
Date Public
2023-11-09 14:00
Credits
Maksym Brzęczek (efigo.pl)
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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