Vulnerability CVE-2020-4739 - CERT Civis.Net

Vulnerability Name:

CVE-2020-4739 (CCN-188149)

Assigned:

2019-12-30

Published:

2020-11-19

Updated:

2020-12-03

Summary:

IBM DB2 Accessories Suite for Linux, UNIX, and Windows, DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow a local authenticated attacker to execute arbitrary code on the system, caused by DLL search order hijacking vulnerability in Microsoft Windows client. By placing a specially crafted file in a compromised folder, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 188149.

CVSS v3 Severity:

7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

6.9 Medium (CVSS v2 Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2020-4739

Source: XF
Type: UNKNOWN
ibm-db2-cve20204739-code-exec(188149)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-db2-cve20204739-code-exec (188149)

Source: CCN
Type: IBM Security Bulletin 6370023 (DB2 for Linux, UNIX and Windows UNIX and Windows)
IBM Db2 could allow a local authenticated attacker to execute arbitrary code on the system, caused by DLL search order hijacking vulnerability in Microsoft Windows client. (CVE-2020-4739)

Source: CONFIRM
Type: Patch, Vendor Advisory
https://www.ibm.com/support/pages/node/6370023

Source: CCN
Type: IBM Security Bulletin 6414117 (Emptoris Contract Management)
Multiple IBM DB2 Server Vulnerabilities Affect IBM Emptoris Contract Management

Source: CCN
Type: IBM Security Bulletin 6414119 (Emptoris Strategic Supply Management)
Multiple IBM DB2 Server Vulnerabilities Affect IBM Emptoris Strategic Supply Management Platform

Source: CCN
Type: IBM Security Bulletin 6414121 (Emptoris Program Management)
Multiple IBM DB2 Server Vulnerabilities Affect IBM Emptoris Program Management

Source: CCN
Type: IBM Security Bulletin 6414123 (Emptoris Supplier Lifecycle Management)
Multiple IBM DB2 Server Vulnerabilities Affect IBM Emptoris Emptoris Supplier Lifecycle Mgmt

Source: CCN
Type: IBM Security Bulletin 6414125 (Emptoris Sourcing)
Multiple IBM DB2 Server Vulnerabilities Affect IBM Emptoris Sourcing

Source: CCN
Type: IBM Security Bulletin 6419977 (StoredIQ for Legal)
Multiple Vulnerabilities have been identified in IBM Db2 shipped with IBM StoredIQ for Legal

Source: CCN
Type: IBM Security Bulletin 6444895 (Db2 Warehouse)
IBM Db2 Warehouse has released a fix in response to multiple vulnerabilities found in IBM Db2

Source: CCN
Type: IBM Security Bulletin 6446219 (Db2 for Linux, UNIX and Windows)
IBM Db2 could allow a local authenticated attacker to execute arbitrary code on the system, caused by DLL search order hijacking vulnerability in Microsoft Windows client. (CVE-2020-4739)

Source: CCN
Type: IBM Security Bulletin 6446749 (Spectrum Protect Server)
Vulnerabilities in IBM Db2 affect the IBM Spectrum Protect Server (CVE-2020-4701, CVE-2020-4739)

Source: CCN
Type: IBM Security Bulletin 6488431 (Intelligent Operations Center)
Multiple vulnerabilities in IBM DB2 affect the IBM Intelligent Operations Center (CVE-2020-4701, CVE-2020-4739)

Source: CCN
Type: IBM Security Bulletin 6598029 (PureData System for Operational Analytics)
Multiple vulnerabilities has been identified in IBM DB2 shipped with IBM PureData System for Operational Analytics

Vulnerable Configuration:

Configuration 1:

cpe:/a:ibm:db2:9.7.0.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:db2:10.1.0.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:db2:10.5.0.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:db2:11.1.0.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:db2:*:*:*:*:*:*:*:* (Version >= 11.5 and < 11.5.5.0)

AND

cpe:/o:microsoft:windows:-:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:ibm:db2:10.5:*:*:*:*:linux:*:*

OR cpe:/a:ibm:db2:10.5:*:*:*:*:unix:*:*

OR cpe:/a:ibm:db2:10.5:*:*:*:*:windows:*:*

OR cpe:/a:ibm:db2:10.1:*:*:*:*:linux:*:*

OR cpe:/a:ibm:db2:10.1:*:*:*:*:unix:*:*

OR cpe:/a:ibm:db2:10.1:*:*:*:*:windows:*:*

OR cpe:/a:ibm:db2:9.7:*:*:*:*:linux:*:*

OR cpe:/a:ibm:db2:9.7:*:*:*:*:unix:*:*

OR cpe:/a:ibm:db2:9.7:*:*:*:*:windows:*:*

OR cpe:/a:ibm:db2:11.1:*:*:*:*:linux:*:*

OR cpe:/a:ibm:db2:11.1:*:*:*:*:unix:*:*

OR cpe:/a:ibm:db2:11.1:*:*:*:*:windows:*:*

OR cpe:/a:ibm:db2:11.5:*:*:*:*:linux:*:*

OR cpe:/a:ibm:db2:11.5:*:*:*:*:unix:*:*

OR cpe:/a:ibm:db2:11.5:*:*:*:*:windows:*:*

AND

cpe:/a:ibm:emptoris_sourcing:10.1.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_sourcing:10.1.1:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_contract_management:10.1.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_sourcing:10.1.3:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_contract_management:10.1.1:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_contract_management:10.1.3:*:*:*:*:*:*:*

OR cpe:/a:ibm:intelligent_operations_center:5.1.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:intelligent_operations_center:5.1.0.2:*:*:*:*:*:*:*

OR cpe:/a:ibm:intelligent_operations_center:5.1.0.3:*:*:*:*:*:*:*

OR cpe:/a:ibm:intelligent_operations_center:5.1.0.4:*:*:*:*:*:*:*

OR cpe:/a:ibm:intelligent_operations_center:5.1.0.6:*:*:*:*:*:*:*

OR cpe:/a:ibm:db2:9.7:*:*:*:*:linux:*:*

OR cpe:/a:ibm:db2:9.7:*:*:*:*:unix:*:*

OR cpe:/a:ibm:db2:9.7:*:*:*:*:windows:*:*

OR cpe:/a:ibm:db2:10.1:*:*:*:*:linux:*:*

OR cpe:/a:ibm:db2:10.1:*:*:*:*:unix:*:*

OR cpe:/a:ibm:db2:10.1:*:*:*:*:windows:*:*

OR cpe:/a:ibm:db2:10.5:*:*:*:*:linux:*:*

OR cpe:/a:ibm:db2:10.5:*:*:*:*:unix:*:*

OR cpe:/a:ibm:db2:10.5:*:*:*:*:windows:*:*

OR cpe:/a:ibm:db2:11.1:*:*:*:*:linux:*:*

OR cpe:/a:ibm:db2:11.1:*:*:*:*:unix:*:*

OR cpe:/a:ibm:db2:11.1:*:*:*:*:windows:*:*

OR cpe:/a:ibm:db2:11.5:*:*:*:*:linux:*:*

OR cpe:/a:ibm:db2:11.5:*:*:*:*:unix:*:*

OR cpe:/a:ibm:db2:11.5:*:*:*:*:windows:*:*

OR cpe:/a:ibm:emptoris_program_management:10.1.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_program_management:10.1.1:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_program_management:10.1.3:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_supplier_lifecycle_management:10.1.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_supplier_lifecycle_management:10.1.1:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_supplier_lifecycle_management:10.1.3:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_strategic_supply_management:10.1.0:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_strategic_supply_management:10.1.1:*:*:*:*:*:*:*

OR cpe:/a:ibm:emptoris_strategic_supply_management:10.1.3:*:*:*:*:*:*:*

OR cpe:/a:ibm:intelligent_operations_center:5.2:*:*:*:*:*:*:*

OR cpe:/a:ibm:intelligent_operations_center:5.2.1:*:*:*:*:*:*:*

Denotes that component is vulnerable