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nvd[email protected]NVD:CVE-2020-5148
HistoryMar 05, 2021 - 4:15 a.m.

CVE-2020-5148

2021-03-0504:15:12
CWE-287
web.nvd.nist.gov
5
sonicwall
sso-agent
netapi
client probing
password hash
firewall bypass
cve-2020-5148

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:P/A:N

CVSS3

8.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

EPSS

0.001

Percentile

35.2%

SonicWall SSO-agent default configuration uses NetAPI to probe the associated IP’s in the network, this client probing method allows a potential attacker to capture the password hash of the privileged user and potentially forces the SSO Agent to authenticate allowing an attacker to bypass firewall access controls.

Affected configurations

Nvd
Node
sonicwalldirectory_services_connectorRange<4.1.19
VendorProductVersionCPE
sonicwalldirectory_services_connector*cpe:2.3:a:sonicwall:directory_services_connector:*:*:*:*:*:*:*:*

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:P/A:N

CVSS3

8.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

EPSS

0.001

Percentile

35.2%

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