SonicWALL SonicOS SSL VPN excessive authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in SonicWALL SonicOS. Impacted is an unknown function of the component SSL VPN. Performing a manipulation results in excessive authentication. This vulnerability is cataloged as CVE-2023-1101. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in SonicWALL SonicOS (Firewall Software) (version now known). This affects some unknown processing of the component SSL VPN. The manipulation with an unknown input leads to a excessive authentication vulnerability. CWE is classifying the issue as CWE-307. The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it more susceptible to brute force attacks. This is going to have an impact on confidentiality. The summary by CVE is:

SonicOS SSLVPN improper restriction of excessive MFA attempts vulnerability allows an authenticated attacker to use excessive MFA codes.

The weakness was shared 03/03/2023 as SNWLID-2023-0005. The advisory is shared at psirt.global.sonicwall.com. This vulnerability is uniquely identified as CVE-2023-1101 since 02/28/2023. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1110.001 for this issue.

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 EUVD (EUVD-2023-23388). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.2

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Excessive authentication
CWE: CWE-307 / CWE-799 / CWE-400
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/28/2023 🔍
03/03/2023 +3 days 🔍
03/03/2023 +0 days 🔍
08/11/2025 +892 days 🔍

Sourcesinfo

Vendor: sonicwall.com

Advisory: SNWLID-2023-0005
Status: Confirmed

CVE: CVE-2023-1101 (🔍)
GCVE (CVE): GCVE-0-2023-1101
GCVE (VulDB): GCVE-100-222249
EUVD: 🔍

Entryinfo

Created: 03/03/2023 07:21
Updated: 08/11/2025 02:17
Changes: 03/03/2023 07:21 (39), 03/30/2023 23:17 (11), 08/11/2025 02:17 (16)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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