CVE-2023-1671 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is in the KEV database since Nov. 16, 2023.

The EPSS score is 0.94296.

Exploitation active

Automatable yes

Technical Impact total

Vendors	Products
Sophos	Web Appliance

Configuration 1 [-]

cpe:2.3:a:sophos:web_appliance:*:*:*:*:*:*:*:*

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1671
https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce

History

Wed, 22 Oct 2025 00:30:00 +0000

Type	Values Removed	Values Added
References		https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1671

Tue, 21 Oct 2025 20:30:00 +0000

Type	Values Removed	Values Added
References	https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1671

Tue, 21 Oct 2025 19:30:00 +0000

Type	Values Removed	Values Added
References		https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1671

Tue, 28 Jan 2025 22:15:00 +0000

Type	Values Removed	Values Added
Metrics		kev `{'dateAdded': '2023-11-16'}` ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: Sophos

Published: 2023-04-04T00:00:00.000Z

Updated: 2025-10-21T23:15:21.081Z

Reserved: 2023-03-28T00:00:00.000Z

Link: CVE-2023-1671

Vulnrichment

Updated: 2024-08-02T05:57:24.840Z

NVD

Status : Analyzed

Published: 2023-04-04T10:15:07.197

Modified: 2025-10-27T17:00:49.127

Link: CVE-2023-1671

Redhat

No data.

OpenCVE Enrichment

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-1671", "assignerOrgId": "526a354d-e866-4174-ae7d-bac848e5c4c5", "assignerShortName": "Sophos", "dateUpdated": "2025-10-21T23:15:21.081Z", "dateReserved": "2023-03-28T00:00:00.000Z", "datePublished": "2023-04-04T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "526a354d-e866-4174-ae7d-bac848e5c4c5", "shortName": "Sophos", "dateUpdated": "2023-04-26T00:00:00.000Z"}, "descriptions": [{"lang": "en", "value": "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."}], "affected": [{"vendor": "Sophos", "product": "Sophos Web Appliance", "versions": [{"version": "unspecified", "lessThan": "4.3.10.4", "status": "affected", "versionType": "custom"}]}], "references": [{"url": "https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce"}, {"url": "http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL"}}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T05:57:24.840Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce", "tags": ["x_transferred"]}, {"url": "http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-1671", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-01-28T21:14:11.071255Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2023-11-16", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1671"}}}], "references": [{"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1671", "tags": ["government-resource"]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-77", "description": "CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')"}]}], "timeline": [{"time": "2023-11-16T00:00:00+00:00", "lang": "en", "value": "CVE-2023-1671 added to CISA KEV"}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-21T23:15:21.081Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce", "tags": ["x_transferred"]}, {"url": "http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T05:57:24.840Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-1671", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-01-28T21:14:11.071255Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2023-11-16", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1671"}}}], "timeline": [{"lang": "en", "time": "2023-11-16T00:00:00+00:00", "value": "CVE-2023-1671 added to CISA KEV"}], "references": [{"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1671", "tags": ["government-resource"]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-77", "description": "CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-01-28T21:13:59.021Z"}}], "cna": {"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}], "affected": [{"vendor": "Sophos", "product": "Sophos Web Appliance", "versions": [{"status": "affected", "version": "unspecified", "lessThan": "4.3.10.4", "versionType": "custom"}]}], "references": [{"url": "https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce"}, {"url": "http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html"}], "descriptions": [{"lang": "en", "value": "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."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "n/a"}]}], "providerMetadata": {"orgId": "526a354d-e866-4174-ae7d-bac848e5c4c5", "shortName": "Sophos", "dateUpdated": "2023-04-26T00:00:00.000Z"}}}, "cveMetadata": {"cveId": "CVE-2023-1671", "state": "PUBLISHED", "dateUpdated": "2025-10-21T23:15:21.081Z", "dateReserved": "2023-03-28T00:00:00.000Z", "assignerOrgId": "526a354d-e866-4174-ae7d-bac848e5c4c5", "datePublished": "2023-04-04T00:00:00.000Z", "assignerShortName": "Sophos"}, "dataVersion": "5.1"}

{"cisaActionDue": "2023-12-07", "cisaExploitAdd": "2023-11-16", "cisaRequiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Sophos Web Appliance Command Injection Vulnerability", "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:sophos:web_appliance:*:*:*:*:*:*:*:*", "matchCriteriaId": "55F9D349-CF04-4983-818B-C98E4A515E47", "versionEndExcluding": "4.3.10.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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."}], "id": "CVE-2023-1671", "lastModified": "2025-10-27T17:00:49.127", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "security-alert@sophos.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-04-04T10:15:07.197", "references": [{"source": "security-alert@sophos.com", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html"}, {"source": "security-alert@sophos.com", "tags": ["Vendor Advisory"], "url": "https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["US Government Resource"], "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1671"}], "sourceIdentifier": "security-alert@sophos.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-77"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-77"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}