Denial of service in IBM InfoSphere Information Server

1) Stack-based buffer overflow

EUVDB-ID: #VU76459

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-2022-40161

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error in JXPath. A remote attacker can pass a specially crafted XPath query to the application, trigger a stack-based buffer overflow and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

IBM InfoSphere Information Server: before 11.7.1.4 Service pack 1

CPE2.3

• cpe:2.3:a:ibm_corporation:ibm_infosphere_information_server:*:*:*:*:*:*:*:*

External links

https://www.ibm.com/support/pages/node/6988171

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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