CVE-2023-30463

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

*Credits: N/A

CVSS Scores

NISTv3.1 7.5

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-04-10 CVE Reserved
2023-04-19 CVE Published
2024-05-21 EPSS Updated
2024-08-02 CVE Updated
2024-08-02 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-190: Integer Overflow or Wraparound

CAPEC

References (2)

URL	Tag	Source
https://github.com/tass-belgium/picotcp/releases	Release Notes

URL	Date	SRC
https://georgyg.com/home/picotcp-denial-of-service-cve-2023-30463	2024-08-02

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Altran Search vendor "Altran"		Picotcp Search vendor "Altran" for product "Picotcp"				<= 1.7.0 Search vendor "Altran" for product "Picotcp" and version " <= 1.7.0"		-		Affected