Executive Summary

Informations
Name CVE-2024-23184 First vendor Publication 2024-09-10
Vendor Cve Last vendor Modification 2024-11-21

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
 
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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

Having a large number of address headers (From, To, Cc, Bcc, etc.) becomes excessively CPU intensive. With 100k header lines CPU usage is already 12 seconds, and in a production environment we observed 500k header lines taking 18 minutes to parse. Since this can be triggered by external actors sending emails to a victim, this is a security issue. An external attacker can send specially crafted messages that consume target system resources and cause outage. One can implement restrictions on address headers on MTA component preceding Dovecot. No publicly available exploits are known.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-23184

Sources (Detail)

http://seclists.org/fulldisclosure/2024/Aug/17
http://www.openwall.com/lists/oss-security/2024/08/15/3
https://documentation.open-xchange.com/dovecot/security/advisories/csaf/2024/...
Source Url

Alert History

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0
1
Date Informations
2024-11-25 09:23:11
  • Multiple Updates
2024-09-10 21:27:29
  • First insertion