Red Hat Enterprise Linux 7.4 update for net-snmp



Published: 2021-02-01
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-15862
CWE-ID CWE-732
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
Operating systems & Components / Operating system package or component

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Operating systems & Components / Operating system package or component

net-snmp (Red Hat package)
Operating systems & Components / Operating system package or component

Red Hat Enterprise Linux Server - TUS
Operating systems & Components / Operating system

Red Hat Enterprise Linux Server - AUS
Operating systems & Components / Operating system

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Incorrect permission assignment for critical resource

EUVDB-ID: #VU45745

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-15862

CWE-ID: CWE-732 - Incorrect Permission Assignment for Critical Resource

Exploit availability: No

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to insecure permissions set by the Net-snmp installed on Debian-based systems. A remote user can overwrite files in net-snmp directory via EXTEND MIB and execute arbitrary code on the system with root privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions: 7.4

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 7.4

Red Hat Enterprise Linux Server - TUS: 7.4

Red Hat Enterprise Linux Server - AUS: 7.4

net-snmp (Red Hat package): before 5.7.2-28.el7_4.4

External links

http://access.redhat.com/errata/RHSA-2021:0257


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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