CVE-2020-4126 Information disclosure in HCL iNotes

Medium 5.9 Published Updated

An unauthenticated remote attacker can capture sensitive cookies via HTTP interception, potentially leading to account takeover in HCL iNotes.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-4126?

CVE-2020-4126 is a medium-severity vulnerability in HCL iNotes, published on 30 Nov 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

HCL iNotes is susceptible to a sensitive cookie exposure vulnerability. This can allow an unauthenticated remote attacker to capture the cookie by intercepting its transmission within an http session. Fixes are available in HCL Domino and iNotes versions 10.0.1 FP6 and 11.0.1 FP2 and later.

Weakness: CWE-311

Which versions are affected by CVE-2020-4126?

It affects 1 product.

Products include Hcltech Hcl Inotes.

How do I fix CVE-2020-4126?

No fix has been published for CVE-2020-4126 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-4126 being exploited?

There is no known exploitation of CVE-2020-4126 in the wild and no public exploit code.

Sources

Also known as GHSA-qj8p-f375-fv39.

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