drachtio-server up to 0.8.19 UDP Message tport.c denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability was found in drachtio-server up to 0.8.19. It has been rated as problematic. This impacts an unknown function of the file libsofia-sip-ua/tport/tport.c of the component UDP Message Handler. This manipulation causes denial of service. This vulnerability is handled as CVE-2022-47516. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in drachtio-server up to 0.8.19. Affected by this vulnerability is an unknown function of the file libsofia-sip-ua/tport/tport.c of the component UDP Message Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

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.

The weakness was released 12/18/2022 as 244. The advisory is shared at github.com. This vulnerability is known as CVE-2022-47516 since 12/18/2022. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading to version 0.8.20 eliminates this vulnerability. Applying the patch 13b2a135287caa2d67ac6cd5155626821e25b377 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: drachtio-server 0.8.20
Patch: 13b2a135287caa2d67ac6cd5155626821e25b377

Timelineinfo

12/18/2022 🔍
12/18/2022 +0 days 🔍
12/18/2022 +0 days 🔍
04/18/2025 +852 days 🔍

Sourcesinfo

Advisory: 244
Status: Confirmed

CVE: CVE-2022-47516 (🔍)
GCVE (CVE): GCVE-0-2022-47516
GCVE (VulDB): GCVE-100-216181

Entryinfo

Created: 12/18/2022 08:30
Updated: 04/18/2025 02:21
Changes: 12/18/2022 08:30 (43), 01/14/2023 18:35 (11), 04/18/2025 02:21 (16)
Complete: 🔍
Cache ID: 216::103

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