CVE-2020-2683 Missing authorization in FLEXCUBE Universal Banking

Medium 5.4 Published Updated

Low-privileged attackers can unauthorizedly read and modify data in Oracle FLEXCUBE Universal Banking via network access.

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

What is CVE-2020-2683?

CVE-2020-2683 is a medium-severity missing authorization vulnerability in Oracle Flexcube Universal Banking, published on 15 Jan 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Vulnerability in the Oracle FLEXCUBE Universal Banking product of Oracle Financial Services Applications (component: Infrastructure). Supported versions that are affected are 12.0.1-12.4.0 and 14.0.0-14.3.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise Oracle FLEXCUBE Universal Banking. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle FLEXCUBE Universal Banking accessible data as well as unauthorized read access to a subset of Oracle FLEXCUBE Universal Banking accessible data. CVSS 3.0 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).

Which versions are affected by CVE-2020-2683?

It affects 1 product.

Products include Oracle Flexcube Universal Banking.

How do I fix CVE-2020-2683?

No fix has been published for CVE-2020-2683 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2020-2683 being exploited?

There is no known exploitation of CVE-2020-2683 in the wild and no public exploit code.

All Oracle Flexcube Universal Banking vulnerabilities

Sources

Also known as GHSA-mx6v-q769-m28r.

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