NULL pointer dereference in Netapp Cloud_backup

CVE-2018-18066

snmp_oid_compare in snmplib/snmp_api.c in Net-SNMP before 5.8 has a NULL Pointer Exception bug that can be used by an unauthenticated attacker to remotely cause the instance to crash via a crafted UDP packet, resulting in Denial of Service.

EPSS: 0.043 (89.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-18066?
CVE-2018-18066 is a high-severity vulnerability in Netapp Cloud_backup, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2018-10-08.
How severe is CVE-2018-18066?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2018-18066 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.