CVE-2020-24339

State: Published
Severity: Not scored
Published: Dec 11, 2020
Updated: Aug 4, 2024
Reserved: Aug 13, 2020

Description

An issue was discovered in picoTCP and picoTCP-NG through 1.7.0. The DNS domain name record decompression functionality in pico_dns_decompress_name() in pico_dns_common.c does not validate the compression pointer offset values with respect to the actual data present in a DNS response packet, causing out-of-bounds reads that lead to Denial-of-Service.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://www.kb.cert.org/vuls/id/815128
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01

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