CVE-2023-50433

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Published Apr 29, 2024 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed

Description

marshall in dhcp_packet.c in simple-dhcp-server through ec976d2 allows remote attackers to cause a denial of service by sending a malicious DHCP packet. The crash is caused by a type confusion bug that results in a large memory allocation; when this memory allocation fails the DHCP server will crash.

Analysis

No analysis available yet

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

No data.

No data.

No data available yet.

Remediation

No remediation available yet

Tracking

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Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Adjacent 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.

Exploit prediction score: < 1% (0.309% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://papers.mathyvanhoef.com/esorics2024.pdf

History

Nov 1, 2024 8:15 PM Weaknesses updated. Scoring metrics updated View changes

Type	Values Removed	Values Added
Weaknesses		CWE-843
Metrics		cvssV3_1 `{'score': 6.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

No data.

Weaknesses

CWE-843
Access of Resource Using Incompatible Type ('Type Confusion')

Sources

CVE record Updated: Nov 1, 2024, 8:08 PM

Status: PUBLISHED
Assigner: mitre
Published: Apr 29, 2024, 12:00 AM
Updated: Nov 1, 2024, 8:08 PM
Reserved: Dec 9, 2023, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 10:16 PM

Updated: Aug 2, 2024, 10:16 PM

NVD Updated: Jun 17, 2026, 6:39 AM

Status: Deferred
Published: Apr 29, 2024, 10:15 PM
Modified: Jun 17, 2026, 6:39 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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