Executive Summary

Informations
Name CVE-2022-26498 First vendor Publication 2022-04-15
Vendor Cve Last vendor Modification 2023-05-04

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
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:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in Asterisk through 19.x. When using STIR/SHAKEN, it is possible to download files that are not certificates. These files could be much larger than what one would expect to download, leading to Resource Exhaustion. This is fixed in 16.25.2, 18.11.2, and 19.3.2.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-26498

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 936
Os 2

Sources (Detail)

Source Url
DEBIAN https://www.debian.org/security/2022/dsa-5285
MISC http://packetstormsecurity.com/files/166744/Asterisk-Project-Security-Advisor...
http://packetstormsecurity.com/files/172139/Shannon-Baseband-chatroom-SDP-Att...
https://downloads.asterisk.org/pub/security/
https://downloads.asterisk.org/pub/security/AST-2022-001.html
MLIST https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html

Alert History

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Date Informations
2024-02-16 13:21:41
  • Multiple Updates
2023-05-04 21:27:49
  • Multiple Updates
2023-01-28 00:27:38
  • Multiple Updates
2022-11-18 21:27:27
  • Multiple Updates
2022-11-17 17:27:30
  • Multiple Updates
2022-04-22 21:22:58
  • Multiple Updates
2022-04-16 00:22:56
  • Multiple Updates
2022-04-15 17:22:52
  • Multiple Updates
2022-04-15 13:01:50
  • First insertion