CVE-2020-4406 Cross-site scripting in Spectrum Protect Client (AIX)

Medium 5.4 Published 15 Jun 2020 Updated 17 Sep 2024

Remote attackers can hijack user clicks via malicious websites in the web UI, potentially launching further attacks against victims.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2020-4406?

CVE-2020-4406 is a medium-severity cross-site scripting vulnerability in IBM Spectrum Protect Client (AIX), published on 15 Jun 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

IBM Spectrum Protect Client 8.1.7.0 through 8.1.9.1 (Linux and Windows), 8.1.9.0 trough 8.1.9.1 (AIX) and IBM Spectrum Protect for Space Management 8.1.7.0 through 8.1.9.1 (Linux), 8.1.9.0 through 8.1.9.1 (AIX) web user interfaces could allow a remote attacker to hijack the clicking action of the victim. By persuading a victim to visit a malicious Web site, a remote attacker could exploit this vulnerability to hijack the victim's click actions and possibly launch further attacks against the victim. IBM X-Force ID: 179488.

Weakness: CWE-1021

Which versions are affected by CVE-2020-4406?

It affects 2 products.

Products include Ibm Spectrum Protect Client, Ibm Spectrum Protect for Space Management.

How do I fix CVE-2020-4406?

No fix has been published for CVE-2020-4406 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2020-4406 being exploited?

There is no known exploitation of CVE-2020-4406 in the wild and no public exploit code.

Sources

Also known as GHSA-hfrq-mhmh-565m.