Detections
Analytics
RHEL 8 : net-snmp (RHSA-2020:5480)
medium Nessus Plugin ID 144400
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Synopsis
The remote Red Hat host is missing a security update for net-snmp.Description
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:5480 advisory.The net-snmp packages provide various libraries and tools for the Simple Network Management Protocol (SNMP), including an SNMP library, an extensible agent, tools for requesting or setting information from SNMP agents, tools for generating and handling SNMP traps, a version of the netstat command which uses SNMP, and a Tk/Perl Management Information Base (MIB) browser.
Security Fix(es):
* net-snmp: Improper Privilege Management in EXTEND MIB may lead to privileged commands execution (CVE-2020-15862)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Bug Fix(es):
* In RHEL 8, snmpd using v3 is unable to send out default 60 maxGetbulkResponses when invalid PID specified. (BZ#1896760)
* AVC denied for snmpd / snmptrapd (BZ#1902662)
Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Update the RHEL net-snmp package based on the guidance in RHSA-2020:5480.See Also
http://www.nessus.org/u?2bd66456
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/errata/RHSA-2020:5480
Plugin Details
Severity: Medium
ID: 144400
File Name: redhat-RHSA-2020-5480.nasl
Version: 1.10
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 12/18/2020
Updated: 11/7/2024
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.7
Vendor
Vendor Severity: Important
CVSS v2
Risk Factor: High
Base Score: 7.2
Temporal Score: 5.3
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2020-15862
CVSS v3
Risk Factor: High
Base Score: 7.8
Temporal Score: 6.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
CVSS v4
Risk Factor: Medium
Base Score: 4.8
Threat Score: 1.1
Threat Vector: CVSS:4.0/E:U
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:net-snmp-agent-libs, p-cpe:/a:redhat:enterprise_linux:net-snmp-perl, p-cpe:/a:redhat:enterprise_linux:net-snmp-devel, p-cpe:/a:redhat:enterprise_linux:net-snmp-utils, p-cpe:/a:redhat:enterprise_linux:net-snmp-libs, p-cpe:/a:redhat:enterprise_linux:net-snmp, cpe:/o:redhat:enterprise_linux:8
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Ease: No known exploits are available
Patch Publication Date: 12/15/2020
Vulnerability Publication Date: 8/20/2020
Reference Information
CVE: CVE-2020-15862