IBMA865A026D27A280D00674A2A47966004B531CCE8605779674A0E481706965F2CSecurity Bulletin: IBM QRadar SIEM is vulnerable to denial of service (CVE-2020-4511)
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
Summary
IBM QRadar could allow an authenticated user to cause a denial of service of the qflow process by sending a malformed sflow command.
Vulnerability Details
CVEID:CVE-2020-4511
**DESCRIPTION:**IBM QRadar could allow an authenticated user to cause a denial of service of the qflow process by sending a malformed sflow command.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/182366 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
IBM QRadar SIEM 7.4.0 to 7.4.0 Patch 2
IBM QRadar SIEM 7.3.0 to 7.3.3 Patch 3
Remediation/Fixes
QRadar / QRM / QVM / QRIF / QNI 7.4.0 Patch 3
QRadar / QRM / QVM / QRIF / QNI 7.3.3 Patch 4
Workarounds and Mitigations
None
| CPE | Name | Operator | Version |
|---|---|---|---|
| ibm security qradar siem | eq | 7.3 | |
| ibm security qradar siem | eq | 7.4 |
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P