Oracle HTTP Server (Oct 2021 CPU)

medium Nessus Plugin ID 154340
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 is affected by multiple vulnerabilities

Description

The 11.1.1.9.0, 12.2.1.3.0, and 12.2.1.4.0 versions of HTTP Server installed on the remote host are affected by multiple vulnerabilities as referenced in the October 2021 CPU advisory.

- Vulnerability in the Oracle WebLogic Server Proxy Plug-In product of Oracle Fusion Middleware (component:
SSL Module (LibExpat)). Supported versions that are affected are 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server Proxy Plug-In. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle WebLogic Server Proxy Plug-In. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector:
(CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H). (CVE-2018-20843)

- Vulnerability in the Oracle HTTP Server product of Oracle Fusion Middleware (component: OSSL Module). The supported version that is affected is 11.1.1.9.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle HTTP Server. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle HTTP Server accessible data. CVSS 3.1 Base Score 5.9 (Confidentiality impacts). CVSS Vector:
(CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N). (CVE-2021-35666)

- Vulnerability in the Oracle HTTP Server product of Oracle Fusion Middleware (component: SSL Module (OpenSSL)). The supported version that is affected is 12.2.1.4.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle HTTP Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle HTTP Server. CVSS 3.1 Base Score 5.9 (Availability impacts). CVSS Vector:
(CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H). (CVE-2020-1971)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Apply the appropriate patch according to the October 2021 Oracle Critical Patch Update advisory.

See Also

https://www.oracle.com/security-alerts/cpuoct2021.html

https://www.oracle.com/a/tech/docs/cpuoct2021cvrf.xml

Plugin Details

Severity: Medium

ID: 154340

File Name: oracle_http_server_cpu_oct_2021.nasl

Version: 1.3

Type: local

Agent: windows, macosx, unix

Family: Web Servers

Published: 10/22/2021

Updated: 10/26/2021

Dependencies: oracle_http_server_installed.nbin

Risk Information

CVSS Score Source: CVE-2021-35666

VPR

Risk Factor: Medium

Score: 6.1

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:N/A:N

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:2.3:a:oracle:http_server:*:*:*:*:*:*:*:*, cpe:2.3:a:oracle:fusion_middleware:*:*:*:*:*:*:*:*

Required KB Items: Oracle/OHS/Installed

Exploit Ease: No known exploits are available

Patch Publication Date: 10/19/2021

Vulnerability Publication Date: 10/19/2021

Reference Information

CVE: CVE-2018-20843, CVE-2020-1971, CVE-2021-2480, CVE-2021-35666

IAVA: 2021-A-0480