Oracle Access Manager Multiple Vulnerabilities (Apr 2020 CPU)

medium Nessus Plugin ID 135697
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote host has a Single Sign On (SSO) application installed that is affected by multiple vulnerabilities.

Description

The version of Oracle Access Manager installed on the remote host is affected by the following vulnerabilities as noted in the April 2020 CPU advisory :

- An unspecified vulnerability exists in the Authentication Engine component of Oracle Fusion Middleware subcomponent Oracle Access Manager. An authenticated, remote attacker can exploit this, via HTTP, to update, insert, or delete some of Oracle Access Manager accessible data, as well as unauthorized read to a subset of Oracle Access Manager accessible data. (CVE-2020-2740)
- An unspecified vulnerability exists in the Federation component of Oracle Fusion Middleware subcomponent Oracle Access Manager. An unauthenticated, remote attacker can exploit this, via HTTP, to cause a partial denial of service (DoS) of Oracle Access Manager. (CVE-2020-2745)
- An unspecified vulnerability exists in the SSO Engine component of Oracle Fusion Middleware subcomponent Oracle Access Manager. An authenticated, remote attacker can exploit this, via HTTP, to update, insert, or delete some of Oracle Access Manager accessible data, as well as unauthorized read to a subset of Oracle Access Manager accessible data. (CVE-2020-2747) Note that Nessus has not attempted to exploit these issues but has instead relied only on the application's self-reported version number.

Solution

Apply the appropriate patches according to the April 2020 Oracle Critical Patch Update advisory.

See Also

https://www.oracle.com/security-alerts/cpuapr2020.html

Plugin Details

Severity: Medium

ID: 135697

File Name: oracle_access_manager_cpu_apr_2020.nasl

Version: 1.4

Type: local

Agent: windows, macosx, unix

Family: Misc.

Published: 4/17/2020

Updated: 11/4/2020

Dependencies: oracle_access_manager_installed.nbin

Risk Information

CVSS Score Source: CVE-2020-2747

VPR

Risk Factor: Low

Score: 3

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.6

Vector: AV:N/AC:M/Au:S/C:P/I:P/A:N

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:oracle:fusion_middleware

Required KB Items: installed_sw/Oracle Access Manager

Exploit Ease: No known exploits are available

Patch Publication Date: 4/14/2020

Vulnerability Publication Date: 4/14/2020

Reference Information

CVE: CVE-2020-2740, CVE-2020-2745, CVE-2020-2747

IAVA: 2020-A-0153