Multiple vulnerabilities in IBM Netezza Host Management

Published: 2022-09-02

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-25215 CVE-2020-8625
CWE-ID	CWE-617 CWE-119
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	IBM Netezza Host Management Server applications / Virtualization software
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Reachable Assertion

EUVDB-ID: #VU52736

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-25215

CWE-ID: CWE-617 - Reachable Assertion

Exploit availability: No

Description

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

The vulnerability exists due to a reachable assertion when processing DNAME records. A remote attacker can force named to add the same RRset to the ANSWER section more than once, trigger an assertion failure and crash the service. Both authoritative and recursive servers are affected by this issue during zone transfers.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Netezza Host Management: before 5.4.31.0

CPE2.3

cpe:2.3:a:ibm_corporation:ibm_netezza_host_management:*:*:*:*:*:*:*:*

External links

https://www.ibm.com/blogs/psirt/security-bulletin-publicly-disclosed-vulnerabilities-from-bind-affect-ibm-netezza-host-management-4/
https://www.ibm.com/support/pages/node/6490827

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Buffer overflow

EUVDB-ID: #VU50780

Risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-8625

CWE-ID: CWE-119 - Memory corruption