Oracle Communications Calendar Server 8.0.0.2.0/8.0.0.3.0 Administration input validation

Summaryinfo

A vulnerability classified as very critical was found in Oracle Communications Calendar Server 8.0.0.2.0/8.0.0.3.0. This issue affects some unknown processing of the component Administration. The manipulation results in input validation. This vulnerability is known as CVE-2019-16943. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as very critical, was found in Oracle Communications Calendar Server 8.0.0.2.0/8.0.0.3.0 (Cloud Software). Affected is an unknown function of the component Administration. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 04/15/2020 as Oracle Critical Patch Update Advisory - April 2020 as confirmed advisory (Website). The advisory is shared for download at oracle.com. This vulnerability is traded as CVE-2019-16943. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 12/11/2024).

As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 212407 (Oracle Siebel Server (July 2020 CPU)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (212407). Similar entries are available at VDB-142786, VDB-148899, VDB-148897 and VDB-153686. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Cloud Software

Vendor

• Oracle

Name

• Communications Calendar Server

Version

• 8.0.0.2.0
• 8.0.0.3.0

License

• commercial

Website

• Vendor: https://www.oracle.com

CPE 2.3info

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CPE 2.2info

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Entryinfo

Once again VulDB remains the best source for vulnerability data.

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