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7.5
HIGH CVSS 3.1
CVE-2022-47516
Drachtio Server Denial of Service (DoS)
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.

INFO

Published Date :

Dec. 18, 2022, 5:15 a.m.

Last Modified :

April 17, 2025, 7:15 p.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2022-47516 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Drachtio drachtio-server
: Total Affected Vendor : 1 | Products : 1
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH [email protected]
CVSS 3.1 HIGH 134c704f-9b21-4f2e-91b3-4a467353bcc0
Solution
The Drachtio Server is affected by a denial-of-service vulnerability; upgrading the affected packages will address the issue.
  • Update the affected packages.
  • Upgrade the sofia-sip and libsofia-sip-ua packages.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-47516.

URL Resource
https://github.com/davehorton/sofia-sip/commit/13b2a135287caa2d67ac6cd5155626821e25b377 Patch Third Party Advisory
https://github.com/drachtio/drachtio-server/issues/244 Exploit Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/02/msg00028.html
https://www.debian.org/security/2023/dsa-5410
https://github.com/davehorton/sofia-sip/commit/13b2a135287caa2d67ac6cd5155626821e25b377 Patch Third Party Advisory
https://github.com/drachtio/drachtio-server/issues/244 Exploit Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/02/msg00028.html
https://www.debian.org/security/2023/dsa-5410
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-47516 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-47516 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-47516 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2022-47516 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Apr. 17, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Added CWE CWE-617
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/davehorton/sofia-sip/commit/13b2a135287caa2d67ac6cd5155626821e25b377
    Added Reference https://github.com/drachtio/drachtio-server/issues/244
    Added Reference https://lists.debian.org/debian-lts-announce/2023/02/msg00028.html
    Added Reference https://www.debian.org/security/2023/dsa-5410
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 24, 2023

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2023/dsa-5410 [No Types Assigned]
  • CVE Modified by [email protected]

    Feb. 23, 2023

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2023/02/msg00028.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Dec. 22, 2022

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://github.com/davehorton/sofia-sip/commit/13b2a135287caa2d67ac6cd5155626821e25b377 No Types Assigned https://github.com/davehorton/sofia-sip/commit/13b2a135287caa2d67ac6cd5155626821e25b377 Patch, Third Party Advisory
    Changed Reference Type https://github.com/drachtio/drachtio-server/issues/244 No Types Assigned https://github.com/drachtio/drachtio-server/issues/244 Exploit, Third Party Advisory
    Added CWE NIST CWE-617
    Added CPE Configuration OR *cpe:2.3:a:drachtio:drachtio-server:*:*:*:*:*:*:*:* versions up to (excluding) 0.8.20
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7.5
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.28 }} 0.02%

score

0.50942

percentile