CVE-2021-20031 : A Host Header Redirection vulnerability in SonicOS potentially allows a remote a

A Host Header Redirection vulnerability in SonicOS potentially allows a remote attacker to redirect firewall management users to arbitrary web domains.

Published 2021-10-12 23:15:08

Updated 2021-10-19 23:10:39

Source SonicWALL, Inc.

View at NVD, CVE.org

Vulnerability category: Open redirect

Products affected by CVE-2021-20031

Sonicwall » Sonicos
Versions up to, including, (<=) 6.0.5.3-94o
cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*
Matching versions
When used together with: Sonicwall » Supermassive E10200 » Version: N/A
When used together with: Sonicwall » Supermassive E10400 » Version: N/A
When used together with: Sonicwall » Supermassive E10800 » Version: N/A
Sonicwall » Sonicos
Versions up to, including, (<=) 7.0.1-r1262
cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*
Matching versions
When used together with: Sonicwall » Nsa 2650 » Version: N/A
When used together with: Sonicwall » Nsa 2700 » Version: N/A
When used together with: Sonicwall » Nsa 3650 » Version: N/A
When used together with: Sonicwall » Nsa 3700 » Version: N/A
When used together with: Sonicwall » Nsa 4650 » Version: N/A
When used together with: Sonicwall » Nsa 4700 » Version: N/A
When used together with: Sonicwall » Nsa 5650 » Version: N/A
When used together with: Sonicwall » Nsa 6650 » Version: N/A
When used together with: Sonicwall » Nsa 6700 » Version: N/A
When used together with: Sonicwall » Nsa 9250 » Version: N/A
When used together with: Sonicwall » Nsa 9450 » Version: N/A
When used together with: Sonicwall » Nsa 9650 » Version: N/A
When used together with: Sonicwall » Tz270 » Version: N/A
When used together with: Sonicwall » Tz270w » Version: N/A
When used together with: Sonicwall » Tz300 » Version: N/A
When used together with: Sonicwall » Tz300p » Version: N/A
When used together with: Sonicwall » Tz300w » Version: N/A
When used together with: Sonicwall » Tz350 » Version: N/A
When used together with: Sonicwall » Tz350w » Version: N/A
When used together with: Sonicwall » Tz370 » Version: N/A
When used together with: Sonicwall » Tz370w » Version: N/A
When used together with: Sonicwall » Tz400 » Version: N/A
When used together with: Sonicwall » Tz400w » Version: N/A
When used together with: Sonicwall » Tz470 » Version: N/A
When used together with: Sonicwall » Tz470w » Version: N/A
When used together with: Sonicwall » Tz500 » Version: N/A
When used together with: Sonicwall » Tz500w » Version: N/A
When used together with: Sonicwall » Tz570 » Version: N/A
When used together with: Sonicwall » Tz570p » Version: N/A
When used together with: Sonicwall » Tz570w » Version: N/A
When used together with: Sonicwall » Tz600 » Version: N/A
When used together with: Sonicwall » Tz600p » Version: N/A
When used together with: Sonicwall » Tz670 » Version: N/A
Sonicwall » Sonicos
Versions up to, including, (<=) 7.0.1-r1283
cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*
Matching versions
When used together with: Sonicwall » Nsv 10 » Version: N/A
When used together with: Sonicwall » Nsv 100 » Version: N/A
When used together with: Sonicwall » Nsv 1600 » Version: N/A
When used together with: Sonicwall » Nsv 200 » Version: N/A
When used together with: Sonicwall » Nsv 25 » Version: N/A
When used together with: Sonicwall » Nsv 270 » Version: N/A
When used together with: Sonicwall » Nsv 300 » Version: N/A
When used together with: Sonicwall » Nsv 400 » Version: N/A
When used together with: Sonicwall » Nsv 470 » Version: N/A
When used together with: Sonicwall » Nsv 50 » Version: N/A
When used together with: Sonicwall » Nsv 800 » Version: N/A
When used together with: Sonicwall » Nsv 870 » Version: N/A
Sonicwall » Sonicos
Versions up to, including, (<=) 6.5.1.12
cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*
Matching versions
When used together with: Sonicwall » Nssp 12400 » Version: N/A
When used together with: Sonicwall » Nssp 12800 » Version: N/A
When used together with: Sonicwall » Supermassive 9800 » Version: N/A
Sonicwall » Sonicos
Versions up to, including, (<=) 7.0.1-r579
cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*
Matching versions
When used together with: Sonicwall » Nssp 12400 » Version: N/A
When used together with: Sonicwall » Nssp 12800 » Version: N/A
When used together with: Sonicwall » Nssp 13700 » Version: N/A
When used together with: Sonicwall » Nssp 15700 » Version: N/A
Sonicwall » Sonicos
Versions up to, including, (<=) 6.5.4.7
cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*
Matching versions
When used together with: Sonicwall » Nsa 2650 » Version: N/A
When used together with: Sonicwall » Nsa 2700 » Version: N/A
When used together with: Sonicwall » Nsa 3650 » Version: N/A
When used together with: Sonicwall » Nsa 3700 » Version: N/A
When used together with: Sonicwall » Nsa 4650 » Version: N/A
When used together with: Sonicwall » Nsa 4700 » Version: N/A
When used together with: Sonicwall » Nsa 5650 » Version: N/A
When used together with: Sonicwall » Nsa 6650 » Version: N/A
When used together with: Sonicwall » Nsa 6700 » Version: N/A
When used together with: Sonicwall » Nsa 9250 » Version: N/A
When used together with: Sonicwall » Nsa 9450 » Version: N/A
When used together with: Sonicwall » Nsa 9650 » Version: N/A
When used together with: Sonicwall » Soho 250w » Version: N/A
When used together with: Sonicwall » Supermassive 9200 » Version: N/A
When used together with: Sonicwall » Supermassive 9400 » Version: N/A
When used together with: Sonicwall » Supermassive 9600 » Version: N/A
When used together with: Sonicwall » Supermassive 9800 » Version: N/A
When used together with: Sonicwall » Tz270 » Version: N/A
When used together with: Sonicwall » Tz270w » Version: N/A
When used together with: Sonicwall » Tz300 » Version: N/A
When used together with: Sonicwall » Tz300p » Version: N/A
When used together with: Sonicwall » Tz300w » Version: N/A
When used together with: Sonicwall » Tz350 » Version: N/A
When used together with: Sonicwall » Tz350w » Version: N/A
When used together with: Sonicwall » Tz370 » Version: N/A
When used together with: Sonicwall » Tz370w » Version: N/A
When used together with: Sonicwall » Tz400 » Version: N/A
When used together with: Sonicwall » Tz400w » Version: N/A
When used together with: Sonicwall » Tz470 » Version: N/A
When used together with: Sonicwall » Tz470w » Version: N/A
When used together with: Sonicwall » Tz500 » Version: N/A
When used together with: Sonicwall » Tz500w » Version: N/A
When used together with: Sonicwall » Tz570 » Version: N/A
When used together with: Sonicwall » Tz570p » Version: N/A
When used together with: Sonicwall » Tz570w » Version: N/A
When used together with: Sonicwall » Tz600 » Version: N/A
When used together with: Sonicwall » Tz600p » Version: N/A
When used together with: Sonicwall » Tz670 » Version: N/A
Sonicwall » Sonicos
Versions up to, including, (<=) 5.9.1.13
cpe:2.3:o:sonicwall:sonicos:*:*:*:*:*:*:*:*
Matching versions
When used together with: Sonicwall » Nsa 2650 » Version: N/A
When used together with: Sonicwall » Nsa 2700 » Version: N/A
When used together with: Sonicwall » Nsa 3650 » Version: N/A
When used together with: Sonicwall » Nsa 3700 » Version: N/A
When used together with: Sonicwall » Nsa 4650 » Version: N/A
When used together with: Sonicwall » Nsa 4700 » Version: N/A
When used together with: Sonicwall » Nsa 5650 » Version: N/A
When used together with: Sonicwall » Nsa 6650 » Version: N/A
When used together with: Sonicwall » Nsa 6700 » Version: N/A
When used together with: Sonicwall » Nsa 9250 » Version: N/A
When used together with: Sonicwall » Nsa 9450 » Version: N/A
When used together with: Sonicwall » Nsa 9650 » Version: N/A
When used together with: Sonicwall » Soho 250 » Version: N/A
When used together with: Sonicwall » Soho 250w » Version: N/A
When used together with: Sonicwall » Tz270 » Version: N/A
When used together with: Sonicwall » Tz270w » Version: N/A
When used together with: Sonicwall » Tz300 » Version: N/A
When used together with: Sonicwall » Tz300p » Version: N/A
When used together with: Sonicwall » Tz300w » Version: N/A
When used together with: Sonicwall » Tz350 » Version: N/A
When used together with: Sonicwall » Tz350w » Version: N/A
When used together with: Sonicwall » Tz370 » Version: N/A
When used together with: Sonicwall » Tz370w » Version: N/A
When used together with: Sonicwall » Tz400 » Version: N/A
When used together with: Sonicwall » Tz400w » Version: N/A
When used together with: Sonicwall » Tz470 » Version: N/A
When used together with: Sonicwall » Tz470w » Version: N/A
When used together with: Sonicwall » Tz500 » Version: N/A
When used together with: Sonicwall » Tz500w » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-20031

EPSS FAQ

1.95%

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

~ 89 %

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

CVSS scores for CVE-2021-20031

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:N	8.6	4.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: None
6.1	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N	2.8	2.7	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Changed Confidentiality: Low Integrity: Low Availability: None

CWE ids for CVE-2021-20031

CWE-601 URL Redirection to Untrusted Site ('Open Redirect')

The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.
Assigned by:
- nvd@nist.gov (Primary)
- PSIRT@sonicwall.com (Secondary)

References for CVE-2021-20031

http://packetstormsecurity.com/files/164502/Sonicwall-SonicOS-7.0-Host-Header-Injection.html

Sonicwall SonicOS 7.0 Host Header Injection ≈ Packet Storm
Exploit;Third Party Advisory;VDB Entry
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0019

Security Advisory
Vendor Advisory

Jump to

Vulnerability Details : CVE-2021-20031

Products affected by CVE-2021-20031

Exploit prediction scoring system (EPSS) score for CVE-2021-20031

CVSS scores for CVE-2021-20031

CWE ids for CVE-2021-20031

References for CVE-2021-20031