NULL Pointer Dereference Affecting net-snmp package, versions <5.7.3+dfsg-1.1
Threat Intelligence
EPSS
0.39% (74th
percentile)
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-NETSNMP-310859
- published 8 Oct 2018
- disclosed 8 Oct 2018
Introduced: 8 Oct 2018
CVE-2018-18066 Open this link in a new tabHow to fix?
Upgrade Debian:unstable net-snmp to version 5.7.3+dfsg-1.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream net-snmp package and not the net-snmp package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
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.
References
- https://security-tracker.debian.org/tracker/CVE-2018-18066
- https://dumpco.re/blog/net-snmp-5.7.3-remote-dos
- https://sourceforge.net/p/net-snmp/code/ci/7ffb8e25a0db851953155de91f0170e9bf8c457d/
- https://sourceforge.net/p/net-snmp/code/ci/f23bcd3ac6ddee5d0a48f9703007ccc738914791/
- https://security.netapp.com/advisory/ntap-20181107-0001/
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html