SUSE update for net-snmp

Published: 2022-03-21

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2018-18065 CVE-2020-15862
CWE-ID	CWE-476 CWE-732
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	SUSE Linux Enterprise Realtime Extension Operating systems & Components / Operating system SUSE Enterprise Storage Operating systems & Components / Operating system SUSE Manager Server Operating systems & Components / Operating system SUSE Manager Retail Branch Server Operating systems & Components / Operating system SUSE Manager Proxy Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing Operating systems & Components / Operating system snmp-mibs Operating systems & Components / Operating system package or component perl-SNMP-debuginfo Operating systems & Components / Operating system package or component perl-SNMP Operating systems & Components / Operating system package or component net-snmp-devel Operating systems & Components / Operating system package or component net-snmp-debugsource Operating systems & Components / Operating system package or component net-snmp-debuginfo Operating systems & Components / Operating system package or component net-snmp Operating systems & Components / Operating system package or component libsnmp30-debuginfo Operating systems & Components / Operating system package or component libsnmp30 Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Null pointer dereference

EUVDB-ID: #VU15322

Risk: Low

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-18065

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to cause DoS condition on the target system.

The vulnerability exists in the _set_key() function, as defined in the agent/helpers/table_container.c source code file due to a NULL pointer exception bug. A remote attacker can send a malicious UDP packet, trigger a NULL pointer dereference condition, cause the application to crash.

Mitigation

Update the affected package net-snmp to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Realtime Extension: 15-SP2

SUSE Enterprise Storage: 7.1

SUSE Manager Server: 4.1

SUSE Manager Retail Branch Server: 4.1

SUSE Manager Proxy: 4.1

SUSE Linux Enterprise Server for SAP: 15-SP2

SUSE Linux Enterprise Server: 15-SP2-LTSS - 15-SP2-BCL

SUSE Linux Enterprise High Performance Computing: 15-SP2-LTSS - 15-SP2-ESPOS

snmp-mibs: before 5.7.3-10.9.1

perl-SNMP-debuginfo: before 5.7.3-10.9.1

perl-SNMP: before 5.7.3-10.9.1

net-snmp-devel: before 5.7.3-10.9.1

net-snmp-debugsource: before 5.7.3-10.9.1

net-snmp-debuginfo: before 5.7.3-10.9.1

net-snmp: before 5.7.3-10.9.1

libsnmp30-debuginfo: before 5.7.3-10.9.1

libsnmp30: before 5.7.3-10.9.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2022/suse-su-20220050-2/

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.

2) Incorrect permission assignment for critical resource

EUVDB-ID: #VU45745

Risk: Medium

CVSSv4.0: 5.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-15862

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