SUSE update for net-snmp

Published: 2023-01-11

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-44792 CVE-2022-44793
CWE-ID	CWE-476
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #1 is available. Public exploit code for vulnerability #2 is available.
Vulnerable software Subscribe	SUSE Linux Enterprise Software Development Kit Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Applications Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system libsnmp30-debuginfo-32bit Operating systems & Components / Operating system package or component libsnmp30-32bit Operating systems & Components / Operating system package or component 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 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 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
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) NULL pointer dereference

EUVDB-ID: #VU70878

Risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2022-44792

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the handle_ipDefaultTTL() function in agent/mibgroup/ip-mib/ip_scalars.c. A remote non-authenticated attacker can send specially crafted UDP to the application and perform a denial of service (DoS) attack.

Mitigation

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

Vulnerable software versions

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP Applications: 12-SP5

SUSE Linux Enterprise Server: 12-SP5

libsnmp30-debuginfo-32bit: before 5.7.3-11.6.1

libsnmp30-32bit: before 5.7.3-11.6.1

snmp-mibs: before 5.7.3-11.6.1

perl-SNMP-debuginfo: before 5.7.3-11.6.1

perl-SNMP: before 5.7.3-11.6.1

net-snmp: before 5.7.3-11.6.1

libsnmp30-debuginfo: before 5.7.3-11.6.1

libsnmp30: before 5.7.3-11.6.1

net-snmp-devel: before 5.7.3-11.6.1

net-snmp-debugsource: before 5.7.3-11.6.1

net-snmp-debuginfo: before 5.7.3-11.6.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230068-1/

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. However, proof of concept for this vulnerability is available.

2) NULL pointer dereference

EUVDB-ID: #VU70879