IBM Sterling Global Mailbox update for Apache HttpClient

1) Input validation error

EUVDB-ID: #VU47481

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-13956

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected application.

The vulnerability exists due to insufficient validation of user-supplied input in Apache HttpClient. A remote attacker can pass request URIs to the library as java.net.URI object and force the application to pick the wrong target host for request execution.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Sterling Global Mailbox (GM): 6.0.0.0 - 6.1.2.0

CPE2.3

• cpe:2.3:a:ibm_corporation:ibm_sterling_global_mailbox_gm:6.0.0.0:*:*:*:*:ibm_sterling_b2b_integrator:*:*
• cpe:2.3:a:ibm_corporation:ibm_sterling_global_mailbox_gm:6.0.0.1:*:*:*:*:ibm_sterling_b2b_integrator:*:*
• cpe:2.3:a:ibm_corporation:ibm_sterling_global_mailbox_gm:6.0.0.2:*:*:*:*:ibm_sterling_b2b_integrator:*:*

External links

https://www.ibm.com/support/pages/node/6954405

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.