CVE-2021-2049 Missing authorization in BI Publisher (formerly XML Publisher)
Low-privileged attackers can access, modify, or disrupt Oracle BI Publisher data via HTTP due to missing authorization checks.
- 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-2021-2049?
CVE-2021-2049 is a high-severity missing authorization vulnerability in Oracle Corporation BI Publisher (formerly XML Publisher), published on 20 Jan 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Vulnerability in the Oracle BI Publisher product of Oracle Fusion Middleware (component: Administration). Supported versions that are affected are 5.5.0.0.0, 11.1.1.9.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle BI Publisher. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle BI Publisher accessible data as well as unauthorized update, insert or delete access to some of Oracle BI Publisher accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle BI Publisher. CVSS 3.1 Base Score 7.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L).
Which versions are affected by CVE-2021-2049?
It affects 1 product.
Products include Oracle Business Intelligence Publisher.
How do I fix CVE-2021-2049?
No fix has been published for CVE-2021-2049 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-2021-2049 being exploited?
There is no known exploitation of CVE-2021-2049 in the wild and no public exploit code.
Other vulnerabilities in Oracle Corporation BI Publisher (formerly XML Publisher)
- CVE-2019-2616 Oracle BI Publisher Unauthorized Access
- CVE-2020-14879 Information disclosure in BI Publisher (formerly XML Publisher)
- CVE-2020-14880 Information disclosure in BI Publisher (formerly XML Publisher)
- CVE-2020-14784 Cross-site scripting in BI Publisher (formerly XML Publisher)
- CVE-2020-14842 Information disclosure in BI Publisher (formerly XML Publisher)
Sources
Also known as GHSA-47qx-ggr3-rpg4.