CVE-2023-1671 KEV EXPLOIT
9.8
CRITICAL · CVSS 3.1 · EPSS 100% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2023-12-07.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 100% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-77 |
| On CISA KEV | yes — remediate by 2023-12-07 |
| Public exploit | yes |
| Published | 2023-04-04 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Sophos Web Appliance Command Injection Vulnerability |
|---|---|
| Added | 2023-11-16 |
| Due | 2023-12-07 |
| Vendor / product | Sophos / Web Appliance |
| Ransomware use | none reported |
Affected (1)
| Vendor | Product |
|---|---|
| sophos | web appliance |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Sophos Web Appliance 4.3.10.4 - Pre-auth command injection | 2023-04-25 |
References
- http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html
- https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce
- http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html
- https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1671
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