CVE-2021-21281

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. A buffer overflow vulnerability exists in Contiki-NG versions prior to 4.6. After establishing a TCP socket using the tcp-socket library, it is possible for the remote end to send a packet with a data offset that is unvalidated. The problem has been patched in Contiki-NG 4.6. Users can apply the patch for this vulnerability out-of-band as a workaround.
Configurations

Configuration 1 (hide)

cpe:2.3:o:contiki-ng:contiki-ng:*:*:*:*:*:*:*:*

History

24 Jun 2021, 16:47

Type Values Removed Values Added
CWE CWE-120
References (CONFIRM) https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-mc42-fqfr-h9fp - (CONFIRM) https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-mc42-fqfr-h9fp - Patch, Third Party Advisory
References (MISC) https://github.com/contiki-ng/contiki-ng/pull/1366 - (MISC) https://github.com/contiki-ng/contiki-ng/pull/1366 - Patch, Third Party Advisory
CVSS v2 : unknown
v3 : unknown
v2 : 7.5
v3 : 9.8
CPE cpe:2.3:o:contiki-ng:contiki-ng:*:*:*:*:*:*:*:*

18 Jun 2021, 21:15

Type Values Removed Values Added
New CVE

Information

Published : 2021-06-18 21:15

Updated : 2023-12-10 13:55


NVD link : CVE-2021-21281

Mitre link : CVE-2021-21281

CVE.ORG link : CVE-2021-21281


JSON object : View

Products Affected

contiki-ng

  • contiki-ng
CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')