Global infos:

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.

CVE Status: Modified

References:

[email protected]

[email protected]

[email protected]

af854a3a-2127-422b-91ae-364da2661108

af854a3a-2127-422b-91ae-364da2661108

af854a3a-2127-422b-91ae-364da2661108

Metrics:

Attribute	Value
Attack Complexity	LOW
Attack Vector	NETWORK
Availability Impact	HIGH
Base Score	9.1
Base Severity	CRITICAL
Confidentiality Impact	HIGH
Integrity Impact	NONE
Privileges Required	NONE
Scope	UNCHANGED
User Interaction	NONE
Vector String	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Exploitability Score	3.9
Impact Score	5.2
Source	[email protected]
Type	Primary

Links:

Exploit-db
Github