Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Net-Snmp | Net-Snmp | < 5.8 |
| Netapp | Cloud Backup | - |
| Netapp | Hyper Converged Infrastructure | - |
| Netapp | Storagegrid Webscale | - |
| Netapp | Data Ontap | - |
| Netapp | E-Series Santricity Os Controller | >= 11.0, <= 11.5 |
| Netapp | Solidfire Element Os | - |
Related Weaknesses (CWE)
References
- https://dumpco.re/blog/net-snmp-5.7.3-remote-dosExploitPatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20181107-0001/Third Party Advisory
- https://sourceforge.net/p/net-snmp/code/ci/7ffb8e25a0db851953155de91f0170e9bf8c4PatchThird Party Advisory
- https://sourceforge.net/p/net-snmp/code/ci/f23bcd3ac6ddee5d0a48f9703007ccc738914PatchThird Party Advisory
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
- https://dumpco.re/blog/net-snmp-5.7.3-remote-dosExploitPatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20181107-0001/Third Party Advisory
- https://sourceforge.net/p/net-snmp/code/ci/7ffb8e25a0db851953155de91f0170e9bf8c4PatchThird Party Advisory
- https://sourceforge.net/p/net-snmp/code/ci/f23bcd3ac6ddee5d0a48f9703007ccc738914PatchThird Party Advisory
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
FAQ
What is CVE-2018-18066?
CVE-2018-18066 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...
How severe is CVE-2018-18066?
CVE-2018-18066 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-18066?
Check the references section above for vendor advisories and patch information. Affected products include: Net-Snmp Net-Snmp, Netapp Cloud Backup, Netapp Hyper Converged Infrastructure, Netapp Storagegrid Webscale, Netapp Data Ontap.