CVE-2020-14937

CriticalCVSS 9.1/10Last modified Jun 17, 2026

Description

Memory access out of buffer boundaries issues was discovered in Contiki-NG 4.4 through 4.5, in the SNMP BER encoder/decoder. The length of provided input/output buffers is insufficiently verified during the encoding and decoding of data. This may lead to out-of-bounds buffer read or write access in BER decoding and encoding functions.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Weakness enumeration

CWE-125 CWE-787

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://drive.google.com/file/d/1mAkJBVZNv5PMVwLojru0njH38zEXpWui/view?usp=sharingThird Party Advisory
https://github.com/contiki-ng/contiki-ng/issues/1354Exploit, Third Party Advisory
https://drive.google.com/file/d/1mAkJBVZNv5PMVwLojru0njH38zEXpWui/view?usp=sharingThird Party Advisory
https://github.com/contiki-ng/contiki-ng/issues/1354Exploit, Third Party Advisory

Timeline

Published: Aug 18, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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