SB2025102230 - Multiple vulnerabilities in Oracle Communications Calendar Server

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Main Vulnerability Database SB2025102230

SB2025102230 - Multiple vulnerabilities in Oracle Communications Calendar Server

Published: October 22, 2025

Security Bulletin ID SB2025102230
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Uncontrolled Recursion (CVE-ID: CVE-2025-48924)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to the methods ClassUtils.getClass(...) can throw StackOverflowError on very long inputs. Because an Error is usually not handled by applications and libraries, a StackOverflowError could cause an application to stop. A remote attacker can trigger uncontrolled recursion and perform a denial of service (DoS) attack.


2) Resource exhaustion (CVE-ID: CVE-2025-48976)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to Apache Commons FileUpload provided a hard-coded limit of 10kB for the size of the headers associated with a multipart request. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References