Remote code execution in Net-snmp - CVE-2018-1000116

Vulnerability identifier: #VU11081

CSH Severity: High

CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2018-1000116

CWE-ID: CWE-229

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote unauthenticated attacker to execute arbitrary code on the target system.

The weakness exists due to insufficient handling of UDP packets. A remote attacker can submit a specially crafted UDP packet and execute arbitrary code.

Successful exploitation of the vulnerability may result in system compromise.

Net-snmp
Debian Linux
Fedora
iDRAC8
iDRAC7
iDRAC9
Chassis Management Controller (CMC) Firmware
net-snmp

Install update from vendor's website.

iDRAC8 - update to 2.52.52.52
iDRAC7 - update to 2.52.52.52
iDRAC9 - update to 3.21.21.21
Chassis Management Controller (CMC) Firmware - addressed in versions 2.41.200.202503050519, 3.42.200.202503050519
net-snmp - addressed in versions 5.7.3-27.fc26, 5.7.3-27.fc27, 5.7.3-36.fc28

• https://sourceforge.net/p/net-snmp/bugs/2821/

• Remote code execution in NET-SNMP
• Debian update for net-snmp
• Multiple vulnerabilities in Dell EMC iDRAC7/iDRAC8
• Multiple vulnerabilities in Dell Chassis Management Controller (CMC) Firmware for Dell PowerEdge FX2 and VRTX
• Fedora 27 update for net-snmp
• Fedora 28 update for net-snmp
• Fedora 26 update for net-snmp