Executive Summary

Informations
Name CVE-2019-9748 First vendor Publication 2019-03-13
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Overall CVSS Score 9.1
Base Score 9.1 Environmental Score 9.1
impact SubScore 5.2 Temporal Score 9.1
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:C/I:N/A:C)
Cvss Base Score 9.4 Attack Range Network
Cvss Impact Score 9.2 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

In tinysvcmdns through 2018-01-16, an mDNS server processing a crafted packet can perform arbitrary data read operations up to 16383 bytes from the start of the buffer. This can lead to a segmentation fault in uncompress_nlabel in mdns.c and a crash of the server (depending on the memory protection of the CPU and the operating system), or disclosure of memory content via error messages or a server response. NOTE: the product's web site states "This project is un-maintained, and has been since 2013. ... There are known vulnerabilities ... You are advised to NOT use this library for any new projects / products."

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9748

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-125 Out-of-bounds Read

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2

Sources (Detail)

https://bitbucket.org/geekman/tinysvcmdns/issues/10/arbitrary-memory-read-whi...
Source Url

Alert History

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Date Informations
2024-11-28 13:37:03
  • Multiple Updates
2021-05-04 13:42:36
  • Multiple Updates
2021-04-22 02:54:25
  • Multiple Updates
2020-05-23 02:34:25
  • Multiple Updates
2019-03-15 17:19:17
  • Multiple Updates
2019-03-13 21:19:55
  • First insertion