CVE-2020-2553 Missing authorization in Knowledge

Medium 4.8 Published 15 Apr 2020 Updated 30 Sep 2024

Unauthenticated attackers can modify and read subset of Oracle Knowledge data via HTTP due to missing authorization checks.

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-2020-2553?

CVE-2020-2553 is a medium-severity missing authorization vulnerability in Oracle Corporation Knowledge, published on 15 Apr 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle Knowledge product of Oracle Knowledge (component: Information Manager Console). Supported versions that are affected are 8.6.0-8.6.3. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Knowledge. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Knowledge accessible data as well as unauthorized read access to a subset of Oracle Knowledge accessible data. CVSS 3.0 Base Score 4.8 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N).

Which versions are affected by CVE-2020-2553?

It affects 1 product.

Products include Oracle Knowledge.

How do I fix CVE-2020-2553?

No fix has been published for CVE-2020-2553 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-2020-2553 being exploited?

There is no known exploitation of CVE-2020-2553 in the wild and no public exploit code.

Sources

Also known as GHSA-6h4v-mxh6-hm7p.