CVE Feed

    Dashboard / CVE / CVE-2018-18066

    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.

    Published:Oct 6, 2015
    Last Modified:May 6, 2025
    EPS:Oct 8, 2018
    EPSS Score:0.0059
    CVSS Score:7.5

    Affected Products

    Vendor
    Net-snmp
    Product
    Net-snmp
    Vendor
    Netapp
    Product
    Cloud Backup
    Vendor
    Netapp
    Product
    Data Ontap
    Vendor
    Netapp
    Product
    E-series Santricity Os Controller
    Vendor
    Netapp
    Product
    Hyper Converged Infrastructure
    Vendor
    Netapp
    Product
    Solidfire Element Os
    Vendor
    Netapp
    Product
    Storagegrid Webscale
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Rhel Eus

    Exploits

    https://dumpco.re/blog/net-snmp-5.7.3-remote-doshttps://dumpco.re/blog/net-snmp-5.7.3-remote-dos

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2025-68615 (CVSS 9.8) — net-snmp is a SNMP application library, tools and daemon. Prior to versions 5.9.5 and 5.10.pre2, a specially c…
    CVE-2022-44793 (CVSS 6.5) — handle_ipv6IpForwarding in agent/mibgroup/ip-mib/ip_scalars.c in Net-SNMP 5.4.3 through 5.9.3 has a NULL Point…
    CVE-2022-44792 (CVSS 6.5) — handle_ipDefaultTTL in agent/mibgroup/ip-mib/ip_scalars.c in Net-SNMP 5.8 through 5.9.3 has a NULL Pointer Exc…
    CVE-2022-24806 (CVSS 6.5) — net-snmp provides various tools relating to the Simple Network Management Protocol. Prior to version 5.9.2, a …
    CVE-2022-24810 (CVSS 6.5) — net-snmp provides various tools relating to the Simple Network Management Protocol. Prior to version 5.9.2, a …
    CVE-2022-24807 (CVSS 6.5) — net-snmp provides various tools relating to the Simple Network Management Protocol. Prior to version 5.9.2, a …
    CVE-2022-24805 (CVSS 6.5) — net-snmp provides various tools relating to the Simple Network Management Protocol. Prior to version 5.9.2, a …
    CVE-2022-24809 (CVSS 6.5) — net-snmp provides various tools relating to the Simple Network Management Protocol. Prior to version 5.9.2, a …
    CVE-2022-24808 (CVSS 6.5) — net-snmp provides various tools relating to the Simple Network Management Protocol. Prior to version 5.9.2, a …
    CVE-2020-15862 (CVSS 7.8) — Net-SNMP through 5.8 has Improper Privilege Management because SNMP WRITE access to the EXTEND MIB provides th…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High