CVE-2020-12141

2021-10-1915:23:46

mitre

www.cve.org

cve-2020-12141

snmp stack

contiki-ng 4.4

denial of service

disclose information

crafted snmp packets

snmp_ber_decode_string_len_buffer

AI Score

8.8

Confidence

High

EPSS

0.002

Percentile

59.3%

JSON

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.

References

github.com/contiki-ng/contiki-ng/commit/12c824386ab60de757de5001974d73b32e19ad71#diff-32367fad664c6118fd5dda77cdf38eedc006cdd7544eca5bbeebe0b99653f8a0

github.com/contiki-ng/contiki-ng/pull/1355

twitter.com/ScepticCtf