CVE-2022-47516

high

Description

An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.20. It allows remote attackers to cause a denial of service (daemon crash) via a crafted UDP message that leads to a failure of the libsofia-sip-ua/tport/tport.c self assertion.

References

Advisories
More

https://www.debian.org/security/2023/dsa-5410

https://github.com/davehorton/sofia-sip/commit/13b2a135287caa2d67ac6cd5155626821e25b377

https://lists.debian.org/debian-lts-announce/2023/02/msg00028.html

https://github.com/drachtio/drachtio-server/issues/244

https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-50277

Details

Source: Mitre, NVD

Published: 2022-12-18

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.01695