CVE-2021-21282
Title: Contiki-Ng Memory Corruption
Memory Corruption
Proof Of Concept
No public PoC currently indexed for CVE-2021-21282.
CWE Category
CWE-120
Published Date
Jun 18, 2021
Modified Date
Nov 21, 2024
Exploit Status
Not Found
Score
8.6
CVSS v3.1
Exploit Probability (EPSS)
0.44%
Vulnerability Summary
CVE-2021-21282: Contiki-NG is an open-source, cross-platform operating system for internet of things devices. In versions prior to 4.5, buffer overflow can be triggered by an input packet when using either of Contiki-NG's two RPL implementations in source-routing mode. The problem has been patched in Contiki-NG 4.5. Users can apply the patch for this vulnerability out-of-band as a workaround.
Impacted Vendors
Reference Links
CVSS v3.1
Source Entity
[email protected]
Severity
HIGH
8.6
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:L/I:L/A:H
CVSS v3.1
Source Entity
[email protected]
Severity
CRITICAL
9.8
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:H/A:H
CVSS v2.0
Source Entity
[email protected]
Severity
HIGH
7.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR
AV:N/AC:L/Au:N/C:P/I:P/A:P
Associated Attack Patterns (CAPEC)
Total: PatternsNo specific attack patterns mapped.
Likelihood
Severity
Page /
CVE-2021-21282 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:L/I:L/A:H
Affected Stack
No specific products linked.