CVE-2020-17445

HIGH

picoTCP < 1.7.0 - Out-of-Bounds Read in IPv6 Destination Options Processing

Title source: llm
STIX 2.1

Description

An issue was discovered in picoTCP 1.7.0. The code for processing the IPv6 destination options does not check for a valid length of the destination options header. This results in an Out-of-Bounds Read, and, depending on the memory protection mechanism, this may result in Denial-of-Service in pico_ipv6_process_destopt() in pico_ipv6.c.

References (2)

Core 2
Core References
Third Party Advisory, US Government Resource x_refsource_misc
https://www.kb.cert.org/vuls/id/815128
Third Party Advisory, US Government Resource x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01

Scores

CVSS v3 7.5
EPSS 0.0294
EPSS Percentile 85.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-125
Status published
Products (1)
altran/picotcp < 1.7.0
Published Dec 11, 2020
Tracked Since Feb 18, 2026