Amazon Linux 2 Security Advisory: ALAS-2020-1454
Advisory Release Date: 2020-07-14 02:36 Pacific
Advisory Updated Date: 2020-07-17 00:46 Pacific
Severity:
Medium
Issue Overview:
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. (CVE-2018-18066)
Affected Packages:
net-snmp
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update net-snmp to update your system.
New Packages:
aarch64:
net-snmp-5.7.2-48.amzn2.1.aarch64
net-snmp-utils-5.7.2-48.amzn2.1.aarch64
net-snmp-devel-5.7.2-48.amzn2.1.aarch64
net-snmp-perl-5.7.2-48.amzn2.1.aarch64
net-snmp-gui-5.7.2-48.amzn2.1.aarch64
net-snmp-libs-5.7.2-48.amzn2.1.aarch64
net-snmp-agent-libs-5.7.2-48.amzn2.1.aarch64
net-snmp-python-5.7.2-48.amzn2.1.aarch64
net-snmp-sysvinit-5.7.2-48.amzn2.1.aarch64
net-snmp-debuginfo-5.7.2-48.amzn2.1.aarch64
i686:
net-snmp-5.7.2-48.amzn2.1.i686
net-snmp-utils-5.7.2-48.amzn2.1.i686
net-snmp-devel-5.7.2-48.amzn2.1.i686
net-snmp-perl-5.7.2-48.amzn2.1.i686
net-snmp-gui-5.7.2-48.amzn2.1.i686
net-snmp-libs-5.7.2-48.amzn2.1.i686
net-snmp-agent-libs-5.7.2-48.amzn2.1.i686
net-snmp-python-5.7.2-48.amzn2.1.i686
net-snmp-sysvinit-5.7.2-48.amzn2.1.i686
net-snmp-debuginfo-5.7.2-48.amzn2.1.i686
src:
net-snmp-5.7.2-48.amzn2.1.src
x86_64:
net-snmp-5.7.2-48.amzn2.1.x86_64
net-snmp-utils-5.7.2-48.amzn2.1.x86_64
net-snmp-devel-5.7.2-48.amzn2.1.x86_64
net-snmp-perl-5.7.2-48.amzn2.1.x86_64
net-snmp-gui-5.7.2-48.amzn2.1.x86_64
net-snmp-libs-5.7.2-48.amzn2.1.x86_64
net-snmp-agent-libs-5.7.2-48.amzn2.1.x86_64
net-snmp-python-5.7.2-48.amzn2.1.x86_64
net-snmp-sysvinit-5.7.2-48.amzn2.1.x86_64
net-snmp-debuginfo-5.7.2-48.amzn2.1.x86_64