CVE-2020-12141
Title: Contiki-Ng Memory Corruption
Memory Corruption
Proof Of Concept
No public PoC currently indexed for CVE-2020-12141.
CWE Category
CWE-125
Published Date
Oct 19, 2021
Modified Date
Nov 21, 2024
Exploit Status
Not Found
Score
9.1
CVSS v3.1
Exploit Probability (EPSS)
0.49%
Vulnerability Summary
CVE-2020-12141: An out-of-bounds read in the SNMP stack in Contiki-NG 4.4 and earlier allows an attacker to cause a denial of service and potentially disclose information via crafted SNMP packets to snmp_ber_decode_string_len_buffer in os/net/app-layer/snmp/snmp-ber.c.
Impacted Vendors
Reference Links
https://github.com/contiki-ng/contiki-ng/commit/12c824386ab60de757de5001974d73b32e19ad71#diff-32367fad664c6118fd5dda77cdf38eedc006cdd7544eca5bbeebe0b99653f8a0
https://github.com/contiki-ng/contiki-ng/pull/1355
https://twitter.com/ScepticCtf
https://github.com/contiki-ng/contiki-ng/commit/12c824386ab60de757de5001974d73b32e19ad71#diff-32367fad664c6118fd5dda77cdf38eedc006cdd7544eca5bbeebe0b99653f8a0
https://github.com/contiki-ng/contiki-ng/pull/1355
https://twitter.com/ScepticCtf
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: PatternsNo specific attack patterns mapped.
Likelihood
Severity
Page /
CVE-2020-12141 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.