CVE-2020-4511 : IBM QRadar SIEM 7.3 and 7.4 could allow an authenticated user to cause a denial of service of the qflow process by sendi

IBM QRadar SIEM 7.3 and 7.4 could allow an authenticated user to cause a denial of service of the qflow process by sending a malformed sflow command. IBM X-Force ID: 182366.

Published 2020-07-14 13:15:12

Updated 2020-07-14 19:55:18

Source IBM Corporation

View at NVD, CVE.org

Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2020-4511

EPSS FAQ

0.08%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 31 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-4511

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.0	MEDIUM	AV:N/AC:L/Au:S/C:N/I:N/A:P	8.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
6.5	MEDIUM	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	2.8	3.6	IBM Corporation
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
6.5	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	2.8	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

References for CVE-2020-4511

https://exchange.xforce.ibmcloud.com/vulnerabilities/182366

IBM QRadar SIEM denial of service CVE-2020-4511 Vulnerability Report
VDB Entry;Vendor Advisory
https://www.ibm.com/support/pages/node/6246135

Security Bulletin: IBM QRadar SIEM is vulnerable to denial of service (CVE-2020-4511)
Patch;Vendor Advisory

Products affected by CVE-2020-4511

IBM » Qradar Security Information And Event Manager
Versions from including (>=) 7.3.0 and up to, including, (<=) 7.3.2
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:*:*:*:*:*:*:*:*
Matching versions
IBM » Qradar Security Information And Event Manager » Version: 7.3.3
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:-:*:*:*:*:*:*
Matching versions
IBM » Qradar Security Information And Event Manager » Version: 7.3.3 Update P1
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:p1:*:*:*:*:*:*
Matching versions
IBM » Qradar Security Information And Event Manager » Version: 7.3.3 Update P2
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:p2:*:*:*:*:*:*
Matching versions
IBM » Qradar Security Information And Event Manager » Version: 7.3.3 Update P3
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:p3:*:*:*:*:*:*
Matching versions
IBM » Qradar Security Information And Event Manager » Version: 7.4.0
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.4.0:-:*:*:*:*:*:*
Matching versions
IBM » Qradar Security Information And Event Manager » Version: 7.4.0 Update P1
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.4.0:p1:*:*:*:*:*:*
Matching versions
IBM » Qradar Security Information And Event Manager » Version: 7.4.0 Update P2
cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.4.0:p2:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2020-4511

Exploit prediction scoring system (EPSS) score for CVE-2020-4511

CVSS scores for CVE-2020-4511

References for CVE-2020-4511

Products affected by CVE-2020-4511