CVE-2020-14937 - CVE House
Back to Database
Status published Critical CVE-2020-14937

Memory access out of buffer boundaries issues was discovered in...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2020-14937

Credits & Attribution

No credits recorded in the NVD database.

References

More from contiki-ng

View All →
CVE-2024-47181
Unaligned memory access in RPL option processing in Contiki-NG
High 7.5
CVE-2024-41126
Out-of-bounds read when decoding SNMP messages in Contiki-NG
High 8.4
CVE-2024-41125
Out-of-bounds read in SNMP when decoding a string in Contiki-NG
High 8.4
CVE-2023-50927
Insufficient boundary checks for DIO and DAO messages in RPL-Lite in Contiki-NG
High 8.6
CVE-2023-50926
Unvalidated DIO prefix info length in RPL-Lite in Contiki-NG
High 7.5

Affected Vendor

Affected Software

contiki-ng
Vulnerable Versions:
4.4

Timeline

Official Publish: August 18th, 2020
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.