CVE-2018-18065 EXPLOIT
6.5
MEDIUM · CVSS 3.0 · EPSS 17.5% (pctl 97)
Patch early
A public exploit exists.
Description
_set_key in agent/helpers/table_container.c in Net-SNMP before 5.8 has a NULL Pointer Exception bug that can be used by an authenticated attacker to remotely cause the instance to crash via a crafted UDP packet, resulting in Denial of Service.
Scoring
| CVSS | 6.5 (MEDIUM, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| EPSS | 17.5% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-476 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2018-10-08 |
| Last modified | 2026-06-17 |
Affected (10)
| Vendor | Product |
|---|---|
| canonical | ubuntu linux |
| debian | debian linux |
| net-snmp | net-snmp |
| netapp | cloud backup |
| netapp | data ontap |
| netapp | e-series santricity os controller |
| netapp | hyper converged infrastructure |
| netapp | solidfire element os |
| netapp | storagegrid webscale |
| paloaltonetworks | pan-os |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | net-snmp 5.7.3 - (Authenticated) Denial of Service (PoC) | 2018-10-08 |
References
- http://www.securityfocus.com/bid/106265
- https://cert-portal.siemens.com/productcert/pdf/ssa-978220.pdf
- https://dumpco.re/blog/net-snmp-5.7.3-remote-dos
- https://security.netapp.com/advisory/ntap-20181107-0001/
- https://security.paloaltonetworks.com/CVE-2018-18065
- https://sourceforge.net/p/net-snmp/code/ci/7ffb8e25a0db851953155de91f0170e9bf8c457d/
- https://usn.ubuntu.com/3792-1/
- https://usn.ubuntu.com/3792-2/
- https://usn.ubuntu.com/3792-3/
- https://www.debian.org/security/2018/dsa-4314
- https://www.exploit-db.com/exploits/45547/
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
- http://www.securityfocus.com/bid/106265
- https://cert-portal.siemens.com/productcert/pdf/ssa-978220.pdf
- https://dumpco.re/blog/net-snmp-5.7.3-remote-dos
- https://security.netapp.com/advisory/ntap-20181107-0001/
- https://security.paloaltonetworks.com/CVE-2018-18065
- https://sourceforge.net/p/net-snmp/code/ci/7ffb8e25a0db851953155de91f0170e9bf8c457d/
- https://usn.ubuntu.com/3792-1/
- https://usn.ubuntu.com/3792-2/
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