Sophos Web Appliance - Remote Code Execution (CVE-2023-1671)
- Severity
- CVSSv3 Score
- 9.8
- Vulnerability description
Sophos Web Appliance is vulnerable to CVE-2023-1671, a Remote Code Execution in the warn-proceed handler. The root cause of this vulnerability is improper sanitization of user-provided input. This vulnerability allows a remote unauthenticated attacker to inject commands through the data field by escaping commands with a single quote.
- Risk description
The risk exists that a remote unauthenticated attacker can fully compromise the server in order to steal confidential information, install ransomware, or pivot to the internal network.
- Exploit capabilities
Sniper can gain unauthenticated Remote Code Execution on the target system and extract multiple artefacts as evidence.
- Recommendation
Update the Sophos Web Appliance to a version greater or equal to 4.3.10.4.
- Codename
- Not available
- Detectable with
- Network Scanner
- Exploitable with Sniper
- Yes
- Vuln date
- Apr 2023
- Published at
- Updated at
- Software Type
- Web Proxy
- Vendor
- Sophos
- Product
- Sophos Web Appliance (SWA)