Privilege escalation in Sonicwall Capture Client



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-36
Exploitation vector Local
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 SonicWall Capture Client
Client/Desktop applications / Antivirus software/Personal firewalls

SentinelOne Agent for Windows
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor SonicWall

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Absolute Path Traversal

EUVDB-ID: #VU70521

Risk: Low

CVSSv4.0: 7.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-36 - Absolute Path Traversal

Exploit availability: Yes

Description

The vulnerability allows a local user to delete arbitrary files on the system.

The vulnerability exists due to insecure file path processing in Sonicwall Capture Client. A local user can delete arbitrary system files and escalate privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SonicWall Capture Client: All versions

SentinelOne Agent for Windows: All versions

CPE2.3 External links

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2022-0025
https://i.blackhat.com/EU-22/Wednesday-Briefings/EU-22-Yair-Aikido-Turning-EDRs-to-Malicious-Wipers.pdf
https://www.sonicwall.com/support/notices/221213114338960/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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