CVE-2023-30463

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Published Apr 19, 2023 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Description

Altran picoTCP through 1.7.0 allows memory corruption (and subsequent denial of service) because of an integer overflow in pico_ipv6_alloc when processing large ICMPv6 packets. This affects installations with Ethernet support in which a packet size greater than 65495 may occur.

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	—

Configuration 1 [-]

cpe:2.3:a:altran:picotcp:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-34880	Altran picoTCP through 1.7.0 allows memory corruption (and subsequent denial of service) because of an integer overflow in pico_ipv6_alloc when processing large ICMPv6 packets. This affects installations with Ethernet support in which a packet size greater than 65495 may occur.

Metrics

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.

Exploit prediction score: < 1% (0.874% probability within 30 days)

Exploitation none

Automatable yes

Technical Impact partial

References

Link	Providers
https://georgyg.com/home/picotcp-denial-of-service-cve-2023-30463/
https://github.com/tass-belgium/picotcp/releases

History

Feb 5, 2025 3:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Altran Picotcp

Weaknesses

CWE-190

Sources

CVE record Updated: Feb 5, 2025, 3:11 PM

Status: PUBLISHED
Assigner: mitre
Published: Apr 19, 2023, 12:00 AM
Updated: Feb 5, 2025, 3:11 PM
Reserved: Apr 10, 2023, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 2:28 PM

Updated: Aug 2, 2024, 2:28 PM

NVD Updated: Jun 17, 2026, 5:54 AM

Status: Modified
Published: Apr 19, 2023, 12:15 PM
Modified: Jun 17, 2026, 5:54 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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