Executive Summary

Informations
Name CVE-2023-50923 First vendor Publication 2024-02-21
Vendor Cve Last vendor Modification 2024-12-04

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

In QUIC in RFC 9000, the Latency Spin Bit specification (section 17.4) does not strictly constrain the bit value when the feature is disabled, which might allow remote attackers to construct a covert channel with data represented as changes to the bit value. NOTE: The "Sheridan, S., Keane, A. (2015). In Proceedings of the 14th European Conference on Cyber Warfare and Security (ECCWS), University of Hertfordshire, Hatfield, UK." paper says "Modern Internet communication protocols provide an almost infinite number of ways in which data can be hidden or embed whithin seemingly normal network traffic."

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-50923

Sources (Detail)

https://arrow.tudublin.ie/nsdcon/2/
https://ieeexplore.ieee.org/document/10427406
https://www.rfc-editor.org/rfc/rfc9000.html
Source Url

Alert History

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Date Informations
2024-12-05 00:20:47
  • Multiple Updates
2024-11-25 09:26:57
  • Multiple Updates
2024-08-03 05:27:35
  • Multiple Updates
2024-05-17 09:27:32
  • Multiple Updates
2024-05-15 17:27:33
  • Multiple Updates
2024-04-11 09:27:33
  • Multiple Updates
2024-03-21 09:27:36
  • Multiple Updates
2024-02-23 00:27:24
  • Multiple Updates
2024-02-21 05:27:23
  • First insertion