VDB-158791 · CVE-2020-5130 · GCVE-0-2020-5130

SonicOS up to 6.5.4.4-44n SSLVPN LDAP Login Request input validation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in SonicOS up to 6.5.4.4-44n and classified as critical. The affected element is an unknown function of the component SSLVPN LDAP Login. This manipulation as part of Request causes input validation. This vulnerability is handled as CVE-2020-5130. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in SonicOS up to 6.5.4.4-44n and classified as critical. Affected by this vulnerability is an unknown part of the component SSLVPN LDAP Login. The manipulation as part of a Request leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

SonicOS SSLVPN LDAP login request allows remote attackers to cause external service interaction (DNS) due to improper validation of the request. This vulnerability impact SonicOS version 6.5.4.4-44n and earlier.

The weakness was released 07/17/2020 (Website). It is possible to read the advisory at psirt.global.sonicwall.com. This vulnerability is known as CVE-2020-5130 since 12/31/2019. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

SonicOS

Version

6.5.4.4-44n

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/31/2019 🔍
07/17/2020 +199 days 🔍
07/19/2020 +2 days 🔍
11/04/2020 +108 days 🔍

Sourcesinfo

Advisory: psirt.global.sonicwall.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-5130 (🔍)
GCVE (CVE): GCVE-0-2020-5130
GCVE (VulDB): GCVE-100-158791

Entryinfo

Created: 07/19/2020 11:52
Updated: 11/04/2020 19:15
Changes: 07/19/2020 11:52 (37), 07/19/2020 11:57 (17), 11/04/2020 19:15 (1)
Complete: 🔍
Cache ID: 216::103