CVE-2022-47517 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00368.

Exploitation poc

Automatable yes

Technical Impact partial

Vendors	Products
Drachtio	Drachtio-server

Configuration 1 [-]

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

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2022-50278	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.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/davehorton/sofia-sip/commit/22c1bd191f0acbf11f0c0fbea1845d9bf9dcd47e
https://github.com/davehorton/sofia-sip/commit/bfc79d85c8f3a4798a3305fb98f5a11c11d0d29f
https://github.com/drachtio/drachtio-server/issues/243

History

Thu, 17 Apr 2025 19:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-12-18T00:00:00.000Z

Updated: 2025-04-17T18:51:28.845Z

Reserved: 2022-12-18T00:00:00.000Z

Link: CVE-2022-47517

Vulnrichment

Updated: 2024-08-03T14:55:08.201Z

NVD

Status : Modified

Published: 2022-12-18T05:15:11.300

Modified: 2025-04-17T19:15:55.253

Link: CVE-2022-47517

Redhat

No data.

OpenCVE Enrichment

No data.

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