CVE-2020-11650 : An issue was discovered in iXsystems FreeNAS (and TrueNAS) 11.2 before 11.2-u8 a

An issue was discovered in iXsystems FreeNAS (and TrueNAS) 11.2 before 11.2-u8 and 11.3 before 11.3-U1. It allows a denial of service. The login authentication component has no limits on the length of an authentication message or the rate at which such messages are sent.

Published 2020-04-08 23:15:13

Updated 2021-07-21 11:39:24

Source MITRE

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2020-11650

Ixsystems » Freenas Firmware » Version: 11.2
cpe:2.3:o:ixsystems:freenas_firmware:11.2:-:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.2 Update U1
cpe:2.3:o:ixsystems:freenas_firmware:11.2:u1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.2 Update U2
cpe:2.3:o:ixsystems:freenas_firmware:11.2:u2:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.2 Update U2.1
cpe:2.3:o:ixsystems:freenas_firmware:11.2:u2.1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.2 Update U3
cpe:2.3:o:ixsystems:freenas_firmware:11.2:u3:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.2 Update U4
cpe:2.3:o:ixsystems:freenas_firmware:11.2:u4:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.2 Update U4.1
cpe:2.3:o:ixsystems:freenas_firmware:11.2:u4.1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.2 Update U5
cpe:2.3:o:ixsystems:freenas_firmware:11.2:u5:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.2 Update U5.1
cpe:2.3:o:ixsystems:freenas_firmware:11.2:u5.1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.2 Update U6
cpe:2.3:o:ixsystems:freenas_firmware:11.2:u6:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.2 Update U6.1
cpe:2.3:o:ixsystems:freenas_firmware:11.2:u6.1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.2 Update U7
cpe:2.3:o:ixsystems:freenas_firmware:11.2:u7:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.3
cpe:2.3:o:ixsystems:freenas_firmware:11.3:-:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.3 Update Alpha1
cpe:2.3:o:ixsystems:freenas_firmware:11.3:alpha1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.3 Update Alpha2
cpe:2.3:o:ixsystems:freenas_firmware:11.3:alpha2:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.3 Update Beta1
cpe:2.3:o:ixsystems:freenas_firmware:11.3:beta1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.3 Update RC1
cpe:2.3:o:ixsystems:freenas_firmware:11.3:rc1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Freenas Firmware » Version: 11.3 Update RC2
cpe:2.3:o:ixsystems:freenas_firmware:11.3:rc2:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Freenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.2
cpe:2.3:o:ixsystems:truenas_firmware:11.2:-:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.2 Update U1
cpe:2.3:o:ixsystems:truenas_firmware:11.2:u1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.2 Update U2
cpe:2.3:o:ixsystems:truenas_firmware:11.2:u2:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.2 Update U2.1
cpe:2.3:o:ixsystems:truenas_firmware:11.2:u2.1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.2 Update U3
cpe:2.3:o:ixsystems:truenas_firmware:11.2:u3:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.2 Update U4
cpe:2.3:o:ixsystems:truenas_firmware:11.2:u4:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.2 Update U4.1
cpe:2.3:o:ixsystems:truenas_firmware:11.2:u4.1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.2 Update U5
cpe:2.3:o:ixsystems:truenas_firmware:11.2:u5:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.2 Update U5.1
cpe:2.3:o:ixsystems:truenas_firmware:11.2:u5.1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.2 Update U6
cpe:2.3:o:ixsystems:truenas_firmware:11.2:u6:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.2 Update U6.1
cpe:2.3:o:ixsystems:truenas_firmware:11.2:u6.1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.2 Update U7
cpe:2.3:o:ixsystems:truenas_firmware:11.2:u7:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.3
cpe:2.3:o:ixsystems:truenas_firmware:11.3:-:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.3 Update Alpha1
cpe:2.3:o:ixsystems:truenas_firmware:11.3:alpha1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.3 Update Alpha2
cpe:2.3:o:ixsystems:truenas_firmware:11.3:alpha2:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.3 Update Beta1
cpe:2.3:o:ixsystems:truenas_firmware:11.3:beta1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.3 Update RC1
cpe:2.3:o:ixsystems:truenas_firmware:11.3:rc1:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A
Ixsystems » Truenas Firmware » Version: 11.3 Update RC2
cpe:2.3:o:ixsystems:truenas_firmware:11.3:rc2:*:*:*:*:*:*
Matching versions
When used together with: Ixsystems » Truenas » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2020-11650

EPSS FAQ

11.92%

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

~ 93 %

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

CVSS scores for CVE-2020-11650

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2020-11650

CWE-307 Improper Restriction of Excessive Authentication Attempts

The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-11650

https://jira.ixsystems.com/browse/NAS-104748

[NAS-104748] DOS vulnerability in FreeNAS - iX - Bug Tracker (Jira)
Patch;Third Party Advisory
https://security.ixsystems.com/cves/2020-04-08-cve-2020-11650/

CVE-2020-11650 : Login DOS - TrueNAS
Vendor Advisory

Jump to

Vulnerability Details : CVE-2020-11650

Products affected by CVE-2020-11650

Exploit prediction scoring system (EPSS) score for CVE-2020-11650

CVSS scores for CVE-2020-11650

CWE ids for CVE-2020-11650

References for CVE-2020-11650