PT-2019-9221 · Sophos · Sophos Firewall

Published 2019-06-20 · Updated 2020-07-13 · CVE-2018-16117

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Sophos XG firewall version 17.0.8 MR-8

Description A shell escape issue in the Admin Portal of Sophos XG firewall allows remote authenticated attackers to execute arbitrary OS commands. This is achieved by injecting shell metacharacters in the dbName POST parameter in the /webconsole/Controller endpoint.

Recommendations For Sophos XG firewall version 17.0.8 MR-8, as a temporary workaround, consider restricting access to the /webconsole/Controller endpoint until a patch is available. Additionally, avoid using shell metacharacters in the dbName parameter to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2018-16117

Affected Products

Sophos Firewall

References · 5

• https://github.com/klsecservices/Advisories/blob/master/KL-SOPHOS-2018-002.md · Patch
• https://community.sophos.com/kb/en-us/132637 · Vendor Advisory
• https://sophos.com/en-us/legal/sophos-responsible-disclosure-policy.aspx · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-16117 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-16117 · Security Note