Description
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.
Published: 2020-12-11
Score: 8.2 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
EUVD EUVD EUVD-2020-17068 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.

Subscriptions

Contiki-ng Contiki-ng
Contiki-os Contiki
Uip Project Uip
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

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

Reserved: 2020-08-13T00:00:00.000Z

Link: CVE-2020-24334

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

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

Modified: 2024-11-21T05:14:36.573

Link: CVE-2020-24334

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses