F5 Networks BIG-IP : SNMP vulnerability (K45212738)

Medium Nessus Plugin ID 143110

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VPR Score: 3.6

Synopsis

The remote device is missing a vendor-supplied security patch.

Description

net-snmp before 5.8.1.pre1 has a double free in usm_free_usmStateReference in snmplib/snmpusm.c via an SNMPv3 GetBulk request. NOTE: this affects net-snmp packages shipped to end users by multiple Linux distributions, but might not affect an upstream release. (CVE-2019-20892)

Impact

When exploited, this vulnerability may cause the SNMP process to restart, leading to a disruption in SNMP services.

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K45212738.

See Also

https://support.f5.com/csp/article/K45212738

Plugin Details

Severity: Medium

ID: 143110

File Name: f5_bigip_SOL45212738.nasl

Version: 1.1

Type: local

Published: 2020/11/19

Updated: 2020/11/19

Dependencies: 76940

Configuration: Enable paranoid mode

Risk Information

Risk Factor: Medium

VPR Score: 3.6

CVSS v2.0

Base Score: 4

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS v3.0

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Vulnerability Information

CPE: cpe:/a:f5:big-ip_access_policy_manager, cpe:/a:f5:big-ip_advanced_firewall_manager, cpe:/a:f5:big-ip_application_acceleration_manager, cpe:/a:f5:big-ip_application_security_manager, cpe:/a:f5:big-ip_application_visibility_and_reporting, cpe:/a:f5:big-ip_global_traffic_manager, cpe:/a:f5:big-ip_link_controller, cpe:/a:f5:big-ip_local_traffic_manager, cpe:/a:f5:big-ip_policy_enforcement_manager, cpe:/h:f5:big-ip

Required KB Items: Host/local_checks_enabled, Host/BIG-IP/hotfix, Host/BIG-IP/modules, Host/BIG-IP/version, Settings/ParanoidReport

Patch Publication Date: 2020/09/03

Vulnerability Publication Date: 2020/06/25

Reference Information

CVE: CVE-2019-20892