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CVE-2020-4949

Severity CVSS v4.0:
Pending analysis
Type:
CWE-611 Improper Restriction of XML External Entity Reference ('XXE')
Publication date:
26/01/2021
Last modified:
29/01/2021

Description

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 192025.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L CVSS v3.1 Severity and Metrics:

Base Score: 8.20 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): Low

Base Score 3.x
8.20
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 6.40 MEDIUM
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): Physical

Base Score 2.0
6.40
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:* 7.0.0.0 (including) 7.0.0.45 (including)
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:* 8.0.0.0 (including) 8.0.0.15 (including)
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:* 8.5.0.0 (including) 8.5.5.18 (including)
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:* 9.0.0.0 (including) 9.0.5.6 (including)
cpe:2.3:o:hp:hp-ux:-:*:*:*:*:*:*:*
cpe:2.3:o:ibm:aix:-:*:*:*:*:*:*:*
cpe:2.3:o:ibm:i:-:*:*:*:*:*:*:*
cpe:2.3:o:ibm:z\/os:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
cpe:2.3:o:oracle:solaris:-:*:*:*:*:*:-:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools