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CVE-2023-30463

Date: April 19, 2023

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.

Language: C

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2023-30463
https://github.com/tass-belgium/picotcp/releases
https://georgyg.com/home/picotcp-denial-of-service-cve-2023-30463/
https://www.mend.io/vulnerability-database/CVE-2023-30463

Severity Score

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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