SB2020011478 - Multiple vulnerabilities in Oracle WebLogic Server

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Main Vulnerability Database SB2020011478

SB2020011478 - Multiple vulnerabilities in Oracle WebLogic Server

Published: January 14, 2020 Updated: November 16, 2023

Security Bulletin ID SB2020011478
CSH Severity
High
Patch available
YES
Number of vulnerabilities 11
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 18% Medium 55% Low 27%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 11 vulnerabilities.


1) Improper input validation (CVE-ID: CVE-2020-2552)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Green


The vulnerability allows a remote privileged user to read and manipulate data.

The vulnerability exists due to improper input validation within the WLS Core Components component in Oracle WebLogic Server. A remote privileged user can exploit this vulnerability to read and manipulate data.


2) Improper input validation (CVE-ID: CVE-2020-2548)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Green


The vulnerability allows a remote privileged user to read and manipulate data.

The vulnerability exists due to improper input validation within the WLS Core Components component in Oracle WebLogic Server. A remote privileged user can exploit this vulnerability to read and manipulate data.


3) Improper input validation (CVE-ID: CVE-2020-2544)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote non-authenticated attacker to manipulate data.

The vulnerability exists due to improper input validation within the Console component in Oracle WebLogic Server. A remote non-authenticated attacker can exploit this vulnerability to manipulate data.


4) Improper input validation (CVE-ID: CVE-2020-2519)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The vulnerability exists due to improper input validation within the Console component in Oracle WebLogic Server. A remote non-authenticated attacker can exploit this vulnerability to perform service disruption.


5) Improper input validation (CVE-ID: CVE-2020-2547)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Green


The vulnerability allows a remote privileged user to read and manipulate data.

The vulnerability exists due to improper input validation within the Console component in Oracle WebLogic Server. A remote privileged user can exploit this vulnerability to read and manipulate data.


6) Improper input validation (CVE-ID: CVE-2020-2550)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local privileged user to read and manipulate data.

The vulnerability exists due to improper input validation within the WLS Core Components component in Oracle WebLogic Server. A local privileged user can exploit this vulnerability to read and manipulate data.


7) Improper input validation (CVE-ID: CVE-2020-2546)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within the Application Container - JavaEE component in Oracle WebLogic Server. A remote non-authenticated attacker can exploit this vulnerability to execute arbitrary code.


8) Improper input validation (CVE-ID: CVE-2020-6950)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The vulnerability exists due to improper input validation within the Web Container (JavaServer Faces) component in Oracle WebLogic Server. A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.


9) Memory leak (CVE-ID: CVE-2019-17359)

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform DoS attack on the target system.

The vulnerability exists due memory leak in the ASN.1 parser. A remote attacker can send a specially crafted ASN.1 data and cause an OutOfMemoryError and perform denial of service attack.


10) Improper input validation (CVE-ID: CVE-2020-2549)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote privileged user to execute arbitrary code.

The vulnerability exists due to improper input validation within the WLS Core Components component in Oracle WebLogic Server. A remote privileged user can exploit this vulnerability to execute arbitrary code.


11) Improper input validation (CVE-ID: CVE-2020-2551)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within the WLS Core Components component in Oracle WebLogic Server. A remote non-authenticated attacker can exploit this vulnerability to execute arbitrary code.


Remediation

Install update from vendor's website.

References