CVE-2023-30463 — HIGH (7.5)

Q: How severe is CVE-2023-30463?

CVE-2023-30463 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2023-30463?

Check the references section above for vendor advisories and patch information. Affected products include: Altran Picotcp.

Vulnerability 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.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Altran	Picotcp	<= 1.7.0

Related Weaknesses (CWE)

CWE-190

References

https://georgyg.com/home/picotcp-denial-of-service-cve-2023-30463/ExploitThird Party Advisory
https://github.com/tass-belgium/picotcp/releasesRelease Notes
https://georgyg.com/home/picotcp-denial-of-service-cve-2023-30463/ExploitThird Party Advisory
https://github.com/tass-belgium/picotcp/releasesRelease Notes

FAQ

What is CVE-2023-30463?

CVE-2023-30463 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 installati...

How severe is CVE-2023-30463?

CVE-2023-30463 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-30463?

Check the references section above for vendor advisories and patch information. Affected products include: Altran Picotcp.