Vulnerability Report

CVE-2020-14937

Title: Contiki-Ng Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2020-14937.

CWE Category CWE-125
Published Date Aug 18, 2020
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 9.1 CVSS v3.1
Exploit Probability (EPSS)
0.43%

Vulnerability Summary

CVE-2020-14937: 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.

Impacted Vendors

C
contiki-ng 1
C
contiki-ng_project 1

Reference Links

https://drive.google.com/file/d/1mAkJBVZNv5PMVwLojru0njH38zEXpWui/view?usp=sharing https://github.com/contiki-ng/contiki-ng/issues/1354 https://drive.google.com/file/d/1mAkJBVZNv5PMVwLojru0njH38zEXpWui/view?usp=sharing https://github.com/contiki-ng/contiki-ng/issues/1354
CVSS v3.1
Source Entity [email protected]
Severity CRITICAL
9.1
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
6.4
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:P/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-14937 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Affected Stack

No specific products linked.