Vulnerability Name:

CVE-2020-5147 (CCN-194537)

Assigned:2019-12-31
Published:2021-01-08
Updated:2021-09-21
Summary:SonicWall NetExtender Windows client vulnerable to unquoted service path vulnerability, this allows a local attacker to gain elevated privileges in the host operating system. This vulnerability impact SonicWall NetExtender Windows client version 10.2.300 and earlier.
CVSS v3 Severity:5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)
4.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:4.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.3 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-428
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2020-5147

Source: MISC
Type: Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/163857/SonicWall-NetExtender-10.2.0.300-Unquoted-Service-Path.html

Source: XF
Type: UNKNOWN
sonicwall-cve20205147-priv-esc(194537)

Source: CCN
Type: Packet Storm Security [08-17-2021]
SonicWall NetExtender 10.2.0.300 Unquoted Service Path

Source: CCN
Type: SonicWall Security Advisory SNWLID-2020-0023
SonicWall NetExtender windows client unquoted service path vulnerability

Source: CONFIRM
Type: Vendor Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0023

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [08-17-2021]

Vulnerable Configuration:Configuration 1:
  • cpe:/a:sonicwall:netextender:*:*:*:*:*:windows:*:* (Version <= 10.2.300)

    • * Denotes that component is vulnerable
    BACK
    sonicwall netextender *