SB2022101886 - Multiple vulnerabilities in Oracle Communications Services Gatekeeper



SB2022101886 - Multiple vulnerabilities in Oracle Communications Services Gatekeeper

Published: October 18, 2022

Security Bulletin ID SB2022101886
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Information disclosure (CVE-ID: CVE-2021-40690)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to an issue where the "secureValidation" property is not passed correctly when creating a KeyInfo from a KeyInfoReference element. A remote attacker can abuse an XPath Transform to extract any local .xml files in a RetrievalMethod element.


2) Out-of-bounds write (CVE-ID: CVE-2020-36518)

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

The vulnerability exists due to a boundary error when processing untrusted input. A remote attacker can trigger out-of-bounds write and cause a denial of service condition on the target system.


Remediation

Install update from vendor's website.