SonicWALL Email Security 10.0.9.x HTTP Request privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability was found in SonicWALL Email Security 10.0.9.x and classified as critical. This affects an unknown function of the component HTTP Request Handler. Executing a manipulation can lead to privileges management. This vulnerability appears as CVE-2021-20021. The attack may be performed from remote. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in SonicWALL Email Security 10.0.9.x (Anti-Malware Software). It has been declared as critical. This vulnerability affects an unknown code of the component HTTP Request Handler. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 04/10/2021 as SNWLID-2021-0007. The advisory is shared for download at psirt.global.sonicwall.com. This vulnerability was named CVE-2021-20021. Technical details are unknown but an exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

It is declared as attacked. This issue was added on 11/03/2021 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 11/17/2021:

Apply updates per vendor instructions.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Zero-Day.cz (620). Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 8.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Zero-Day.cz: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/17/2020 🔍
04/10/2021 +113 days 🔍
04/10/2021 +0 days 🔍
02/06/2025 +1398 days 🔍

Sourcesinfo

Vendor: sonicwall.com

Advisory: SNWLID-2021-0007
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-20021 (🔍)
GCVE (CVE): GCVE-0-2021-20021
GCVE (VulDB): GCVE-100-172708
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/10/2021 09:36
Updated: 02/06/2025 21:53
Changes: 04/10/2021 09:36 (38), 04/15/2021 13:28 (3), 04/21/2024 08:15 (26), 06/29/2024 09:54 (2), 09/11/2024 23:15 (1), 02/06/2025 21:53 (21)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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