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 (4)
Core 4
Core References
Patch, Third Party Advisory
https://github.com/davehorton/sofia-sip/commit/13b2a135287caa2d67ac6cd5155626821e25b377
Exploit, Third Party Advisory
https://github.com/drachtio/drachtio-server/issues/244
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2023/02/msg00028.html
Third Party Advisory vendor-advisory
https://www.debian.org/security/2023/dsa-5410
Scores
CVSS v3
7.5
EPSS
0.0025
EPSS Percentile
48.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-617
Status
published
Products (1)
drachtio/drachtio-server
< 0.8.20
Published
Dec 18, 2022
Tracked Since
Feb 18, 2026