Critical severity · published Apr 4, 2023
CVE-2023-1671
Sophos Web Appliance Command Injection Vulnerability
In wildKEV
9.8
CVSS
100%
EPSS
Yes
On KEV
Description
A pre-auth command injection vulnerability in the warn-proceed handler of Sophos Web Appliance older than version 4.3.10.4 allows execution of arbitrary code.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)100.0% · higher than 100% of CVEs
Exploited in the wildYes
CISA KEVListed Nov 16, 2023
Federal remediation dueDec 7, 2023
Ransomware campaign useNot known
Affected products
Which versions
SW
Sophos Web Appliance · Sophos
before 4.3.10.4 · source: vendor
WA
Web Appliance · Sophos
before 4.3.10.4 · source: NVD, KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-1671
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-1671
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
www.sophos.com
https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce
packetstormsecurity.com
http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html