The code that processes DNS responses in uIP through 1.0, as used in Contiki and Contiki-NG, does not check whether the number of responses specified in the DNS packet header corresponds to the response data available in the DNS packet, leading to an out-of-bounds read and Denial-of-Service in resolv.c.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-12-11T22:42:04

Updated: 2024-08-04T15:12:09.009Z

Reserved: 2020-08-13T00:00:00

Link: CVE-2020-24334

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2020-12-11T23:15:13.807

Modified: 2020-12-15T15:03:31.877

Link: CVE-2020-24334

cve-icon Redhat

No data.