Vulnerabilities > CVE-2022-47517 - Off-by-one Error vulnerability in Drachtio Drachtio-Server

CVSS 7.5 - HIGH

Attack vector

NETWORK

Attack complexity

LOW

Privileges required

NONE

Confidentiality impact

NONE

Integrity impact

NONE

Availability impact

HIGH

network

low complexity

drachtio

CWE-193

NVD

Published: 2022-12-18

Updated: 2023-08-08

Summary

An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.19. It allows remote attackers to cause a denial of service (daemon crash) via a crafted UDP message that causes a url_canonize2 heap-based buffer over-read because of an off-by-one error.

Vulnerable Configurations

Part	Description	Count
Application	Drachtio Drachtio Drachtio Server 0.2.0 Drachtio Drachtio Server 0.3.0 Drachtio Drachtio Server 0.4.0 Drachtio Drachtio Server 0.4.1 Drachtio Drachtio Server 0.5.0 Drachtio Drachtio Server 0.6.1 Drachtio Drachtio Server 0.7.0 Drachtio Drachtio Server 0.7.1 Drachtio Drachtio Server 0.7.2 Drachtio Drachtio Server 0.7.3 Drachtio Drachtio Server 0.7.4 Drachtio Drachtio Server 0.8.0 Drachtio Drachtio Server 0.8.1 Drachtio Drachtio Server 0.8.2 Drachtio Drachtio Server 0.8.3 Drachtio Drachtio Server 0.8.4 Drachtio Drachtio Server 0.8.5 Drachtio Drachtio Server 0.8.6 Drachtio Drachtio Server 0.8.7 Drachtio Drachtio Server 0.8.8 Drachtio Drachtio Server 0.8.9 Drachtio Drachtio Server 0.8.10 Drachtio Drachtio Server 0.8.11 Drachtio Drachtio Server 0.8.12 Drachtio Drachtio Server 0.8.13 Drachtio Drachtio Server 0.8.14 Drachtio Drachtio Server 0.8.15 Drachtio Drachtio Server 0.8.16 Drachtio Drachtio Server 0.8.17 Drachtio Drachtio Server 0.8.18	126

Common Weakness Enumeration (CWE)

CWE-193 - Off-by-one Error

Summary

Vulnerable Configurations

Common Weakness Enumeration (CWE)

References