CVE Vulnerability

CVE-2022-47517

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.

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/davehorton/sofia-sip/commit/22c1bd191f0acbf11f0c0fbea1845d9bf9dcd47e Patch Third Party Advisory
https://github.com/davehorton/sofia-sip/commit/bfc79d85c8f3a4798a3305fb98f5a11c11d0d29f Patch Third Party Advisory
https://github.com/drachtio/drachtio-server/issues/243 Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:drachtio:drachtio-server:*:*:*:*:*:*:*:*
Information

Published : 2022-12-18 05:15

Updated : 2022-12-22 02:34

NVD link : CVE-2022-47517

Mitre link : CVE-2022-47517

Products Affected
No products.
CWE
CWE-787