CVE-2023-30463

7.5 highEPSS 0.9%

High (7.5) in altran picotcp. EPSS 0.9% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 58% of CVEs (scores of 2026-10-31)
CWE: CWE-190
Published: 2023-04-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

altran:picotcp

References

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

Check your stack JSON