CVE-2023-30463
HIGH
7.5
CVSS Score
Published: April 19, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:54 AM UTC
1 product affected across 1 vendorPicotcp
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Severity
HIGH7.5
Exploit prediction
EPSS 0.9%
SSVC
No known exploit
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.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (2)
ExploitThird Party Advisory
Source: [email protected]
https://georgyg.com/home/picotcp-denial-of-service-cve-2023-30463/SSVC — Action Prioritization
SSVCNo known exploitAutomatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
7.5HIGHCISA-ADP
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-190
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