{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-22916", "assignerOrgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "assignerShortName": "Zyxel", "dateUpdated": "2025-02-12T16:42:02.320Z", "dateReserved": "2023-01-10T00:00:00.000Z", "datePublished": "2023-04-24T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "shortName": "Zyxel", "dateUpdated": "2023-04-24T00:00:00.000Z"}, "descriptions": [{"lang": "en", "value": "The configuration parser of Zyxel ATP series firmware versions 5.10 through 5.35, USG FLEX series firmware versions 5.00 through 5.35, USG FLEX 50(W) firmware versions 5.10 through 5.35, USG20(W)-VPN firmware versions 5.10 through 5.35, and VPN series firmware versions 5.00 through 5.35, which fails to properly sanitize user input. A remote unauthenticated attacker could leverage the vulnerability to modify device configuration data, resulting in DoS conditions on an affected device if the attacker could trick an authorized administrator to switch the management mode to the cloud mode."}], "affected": [{"vendor": "Zyxel", "product": "ATP series firmware", "versions": [{"version": "5.10 through 5.35", "status": "affected"}]}, {"vendor": "Zyxel", "product": "USG FLEX series firmware", "versions": [{"version": "5.00 through 5.35", "status": "affected"}]}, {"vendor": "Zyxel", "product": "USG FLEX 50(W) firmware", "versions": [{"version": "5.10 through 5.35", "status": "affected"}]}, {"vendor": "Zyxel", "product": "USG20(W)-VPN firmware", "versions": [{"version": "5.10 through 5.35", "status": "affected"}]}, {"vendor": "Zyxel", "product": "VPN series firmware", "versions": [{"version": "5.00 through 5.35", "status": "affected"}]}], "references": [{"url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-of-firewalls-and-aps"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH"}}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-20: Improper Input Validation", "cweId": "CWE-20"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T10:20:31.475Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-of-firewalls-and-aps", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-02-04T16:37:35.614852Z", "id": "CVE-2023-22916", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-12T16:42:02.320Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-of-firewalls-and-aps", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T10:20:31.475Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-22916", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-02-04T16:37:35.614852Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-12T16:41:56.964Z"}}], "cna": {"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}], "affected": [{"vendor": "Zyxel", "product": "ATP series firmware", "versions": [{"status": "affected", "version": "5.10 through 5.35"}]}, {"vendor": "Zyxel", "product": "USG FLEX series firmware", "versions": [{"status": "affected", "version": "5.00 through 5.35"}]}, {"vendor": "Zyxel", "product": "USG FLEX 50(W) firmware", "versions": [{"status": "affected", "version": "5.10 through 5.35"}]}, {"vendor": "Zyxel", "product": "USG20(W)-VPN firmware", "versions": [{"status": "affected", "version": "5.10 through 5.35"}]}, {"vendor": "Zyxel", "product": "VPN series firmware", "versions": [{"status": "affected", "version": "5.00 through 5.35"}]}], "references": [{"url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-of-firewalls-and-aps"}], "descriptions": [{"lang": "en", "value": "The configuration parser of Zyxel ATP series firmware versions 5.10 through 5.35, USG FLEX series firmware versions 5.00 through 5.35, USG FLEX 50(W) firmware versions 5.10 through 5.35, USG20(W)-VPN firmware versions 5.10 through 5.35, and VPN series firmware versions 5.00 through 5.35, which fails to properly sanitize user input. A remote unauthenticated attacker could leverage the vulnerability to modify device configuration data, resulting in DoS conditions on an affected device if the attacker could trick an authorized administrator to switch the management mode to the cloud mode."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-20", "description": "CWE-20: Improper Input Validation"}]}], "providerMetadata": {"orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "shortName": "Zyxel", "dateUpdated": "2023-04-24T00:00:00.000Z"}}}, "cveMetadata": {"cveId": "CVE-2023-22916", "state": "PUBLISHED", "dateUpdated": "2025-02-12T16:42:02.320Z", "dateReserved": "2023-01-10T00:00:00.000Z", "assignerOrgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "datePublished": "2023-04-24T00:00:00.000Z", "assignerShortName": "Zyxel"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:usg_flex_100_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "D646F135-E86F-44CF-BD04-3041CFBDE7B6", "versionEndIncluding": "5.35", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:usg_flex_100:-:*:*:*:*:*:*:*", "matchCriteriaId": "2B30A4C0-9928-46AD-9210-C25656FB43FB", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:usg_flex_100w_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "C560A27F-849A-427B-98C3-E9DD4952D01F", "versionEndIncluding": "5.35", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:usg_flex_100w:-:*:*:*:*:*:*:*", "matchCriteriaId": "D74ABA7E-AA78-4A13-A64E-C44021591B42", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:usg_flex_200_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "7F4C2F76-16B0-4695-922E-A4DFB616DCF7", "versionEndIncluding": "5.35", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:usg_flex_200:-:*:*:*:*:*:*:*", "matchCriteriaId": "F93B6A06-2951-46D2-A7E1-103D7318D612", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:usg_flex_50_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "BFACF97D-CEDF-4CEC-931A-30DDB81FE111", "versionEndIncluding": "5.35", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:usg_flex_50:-:*:*:*:*:*:*:*", "matchCriteriaId": "646C1F07-B553-47B0-953B-DC7DE7FD0F8B", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:usg_flex_50w_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "0CD56415-0C96-42EA-B214-149D3FF8CB31", "versionEndIncluding": "5.35", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:usg_flex_50w:-:*:*:*:*:*:*:*", "matchCriteriaId": "110A1CA4-0170-4834-8281-0A3E14FC5584", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:usg_flex_500_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "08997853-52B9-4DF2-A1D0-1C2D81850BA0", "versionEndIncluding": "5.35", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:usg_flex_500:-:*:*:*:*:*:*:*", "matchCriteriaId": "92C697A5-D1D3-4FF0-9C43-D27B18181958", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:usg_flex_700_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "74238C9E-D64D-4539-B4BA-FDE47C713EE0", "versionEndIncluding": "5.35", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:usg_flex_700:-:*:*:*:*:*:*:*", "matchCriteriaId": "9D1396E3-731B-4D05-A3F8-F3ABB80D5C29", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vpn100_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "8BA7FE08-56D3-4538-BD83-C721C486796C", "versionEndIncluding": "5.35", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vpn100:-:*:*:*:*:*:*:*", "matchCriteriaId": "81D90A7B-174F-40A1-8AF4-08B15B7BAC40", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vpn1000_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "D9C932EA-A6CD-4CB6-80AE-2B25351E99DB", "versionEndIncluding": "5.35", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vpn1000:-:*:*:*:*:*:*:*", "matchCriteriaId": "EECD311A-4E96-4576-AADF-47291EDE3559", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vpn300_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "313E3559-F68E-4602-8D52-CC41AD1EC9A2", "versionEndIncluding": "5.35", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vpn300:-:*:*:*:*:*:*:*", "matchCriteriaId": "3C45C303-1A95-4245-B242-3AB9B9106CD4", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:vpn50_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "786D44ED-568A-456F-A068-97C03C532CCE", "versionEndIncluding": "5.35", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:vpn50:-:*:*:*:*:*:*:*", "matchCriteriaId": "9E3AC823-0ECA-42D8-8312-2FBE5914E4C0", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:usg_20w-vpn_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "9DFC6353-26D9-48B7-B73E-541619A21E2A", "versionEndIncluding": "5.35", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:usg_20w-vpn:-:*:*:*:*:*:*:*", "matchCriteriaId": "6BEA412F-3DA1-4E91-9C74-0666147DABCE", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:atp100_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "2B96A47F-C37B-46B2-AAA9-2B9FB1114642", "versionEndIncluding": "5.35", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:atp100:-:*:*:*:*:*:*:*", "matchCriteriaId": "7F7654A1-3806-41C7-82D4-46B0CD7EE53B", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:atp100w_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "426E4382-81ED-438D-ACAB-78CA8993C226", "versionEndIncluding": "5.35", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:atp100w:-:*:*:*:*:*:*:*", "matchCriteriaId": "47398FD0-6C5E-4625-9EFD-DE08C9AB7DB2", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:atp200_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "FB3080DC-B3F0-4494-8CA8-8508F76BE273", "versionEndIncluding": "5.35", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:atp200:-:*:*:*:*:*:*:*", "matchCriteriaId": "D68A36FF-8CAF-401C-9F18-94F3A2405CF4", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:atp500_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "DBBF5B18-0977-43D8-9FDD-38E039994615", "versionEndIncluding": "5.35", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:atp500:-:*:*:*:*:*:*:*", "matchCriteriaId": "2818E8AC-FFEE-4DF9-BF3F-C75166C0E851", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:atp700_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "74E1323C-3010-4E27-9F1C-E0FFF8FED2FC", "versionEndIncluding": "5.35", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:atp700:-:*:*:*:*:*:*:*", "matchCriteriaId": "0B41F437-855B-4490-8011-DF59887BE6D5", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:atp800_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "4F0D40B2-5456-4B59-8A60-66DE573C23F2", "versionEndIncluding": "5.35", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:atp800:-:*:*:*:*:*:*:*", "matchCriteriaId": "66B99746-0589-46E6-9CBD-F38619AD97DC", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "The configuration parser of Zyxel ATP series firmware versions 5.10 through 5.35, USG FLEX series firmware versions 5.00 through 5.35, USG FLEX 50(W) firmware versions 5.10 through 5.35, USG20(W)-VPN firmware versions 5.10 through 5.35, and VPN series firmware versions 5.00 through 5.35, which fails to properly sanitize user input. A remote unauthenticated attacker could leverage the vulnerability to modify device configuration data, resulting in DoS conditions on an affected device if the attacker could trick an authorized administrator to switch the management mode to the cloud mode."}], "id": "CVE-2023-22916", "lastModified": "2024-11-21T07:45:38.620", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "security@zyxel.com.tw", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-04-24T17:15:09.767", "references": [{"source": "security@zyxel.com.tw", "tags": ["Vendor Advisory"], "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-of-firewalls-and-aps"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-of-firewalls-and-aps"}], "sourceIdentifier": "security@zyxel.com.tw", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "security@zyxel.com.tw", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}