CVE-2023-31470 - Vulnerability Details - OpenCVE

SmartDNS through 41 before 56d0332 allows an out-of-bounds write because of a stack-based buffer overflow in the _dns_encode_domain function in the dns.c file, via a crafted DNS request.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation poc

Automatable yes

Technical Impact total

Vendors	Products
Pymumu	Smartdns

Configuration 1 [-]

cpe:2.3:a:pymumu:smartdns:*:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://github.com/pymumu/smartdns/commit/56d0332bf91104cfc877635f6c82e9348587df04
https://github.com/pymumu/smartdns/issues/1378

History

Wed, 16 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00243}`	epss `{'score': 0.00221}`

Fri, 31 Jan 2025 16:15:00 +0000

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

Thu, 31 Oct 2024 13:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Pymumu Pymumu smartdns
CPEs	cpe:2.3:a:smartdns_project:smartdns::::::::	cpe:2.3:a:pymumu:smartdns::::::::
Vendors & Products	Smartdns Project Smartdns Project smartdns	Pymumu Pymumu smartdns

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-04-28T00:00:00.000Z

Updated: 2025-01-31T15:58:25.346Z

Reserved: 2023-04-28T00:00:00.000Z

Link: CVE-2023-31470

Vulnrichment

Updated: 2024-08-02T14:53:30.655Z

NVD

Status : Modified

Published: 2023-04-28T21:15:09.307

Modified: 2025-01-31T16:15:29.460

Link: CVE-2023-31470

Redhat

No data.

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