PT-2021-9442
CVE-2020-12141
·
Published
2021-10-19
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Updated
2021-10-22
Description by
CVSS 3.1
9.1
CriticalMetricsAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Name of the Vulnerable Software and Affected Versions
Contiki-NG versions 4.4 and earlier
Description
The issue is related to an out-of-bounds read in the SNMP stack, allowing an attacker to cause a denial of service and potentially disclose information. This can be achieved via crafted SNMP packets to the
snmp ber decode string len buffer function in os/net/app-layer/snmp/snmp-ber.c.Recommendations
For Contiki-NG versions 4.4 and earlier, at the moment, there is no information about a newer version that contains a fix for this vulnerability.
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