OS Command Injection in Sophos XG Firewall



Published: 2020-08-07 | Updated: 2020-08-21
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-17352
CWE-ID CWE-78
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Sophos Firewall
Hardware solutions / Security hardware applicances

Vendor Sophos

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) OS Command Injection

EUVDB-ID: #VU45884

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-17352

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote authenticated user to execute arbitrary code.

Two OS command injection vulnerabilities in the User Portal of Sophos XG Firewall through 2020-08-05 potentially allow an authenticated attacker to remotely execute arbitrary code.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Sophos Firewall: 17.5 - 18.0

External links

http://community.sophos.com/b/security-blog
http://community.sophos.com/b/security-blog/posts/advisory-resolved-authenticated-rce-issues-in-user-portal-cve-2020-17352


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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