{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"cveId": "CVE-2023-33011", "assignerOrgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "state": "PUBLISHED", "assignerShortName": "Zyxel", "dateReserved": "2023-05-17T02:56:16.623Z", "datePublished": "2023-07-17T17:15:45.876Z", "dateUpdated": "2023-07-17T17:15:45.876Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "ATP series firmware", "vendor": "Zyxel", "versions": [{"status": "affected", "version": "5.10 through 5.36 Patch 2"}]}, {"defaultStatus": "unaffected", "product": "USG FLEX series firmware", "vendor": "Zyxel", "versions": [{"status": "affected", "version": "5.00 through 5.36 Patch 2"}]}, {"defaultStatus": "unaffected", "product": "USG FLEX 50(W) series firmware", "vendor": "Zyxel", "versions": [{"status": "affected", "version": "5.10 through 5.36 Patch 2"}]}, {"defaultStatus": "unaffected", "product": "USG20(W)-VPN series firmware", "vendor": "Zyxel", "versions": [{"status": "affected", "version": "5.10 through 5.36 Patch 2"}]}, {"defaultStatus": "unaffected", "product": "VPN series firmware", "vendor": "Zyxel", "versions": [{"status": "affected", "version": "5.00 through 5.36 Patch 2"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "A format string vulnerability in the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50(W) series firmware versions 5.10 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 5.10 through 5.36 Patch 2, and VPN series firmware versions 5.00 through 5.36 Patch 2, could allow an unauthenticated, LAN-based attacker to execute some OS commands by using a crafted PPPoE configuration on an affected device when the cloud management mode is enabled."}], "value": "A format string vulnerability in the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50(W) series firmware versions 5.10 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 5.10 through 5.36 Patch 2, and VPN series firmware versions 5.00 through 5.36 Patch 2, could allow an unauthenticated, LAN-based attacker to execute some OS commands by using a crafted PPPoE configuration on an affected device when the cloud management mode is enabled."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-134", "description": "CWE-134 Use of Externally-Controlled Format String", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "shortName": "Zyxel", "dateUpdated": "2023-07-17T17:15:45.876Z"}, "references": [{"url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-wlan-controllers"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:usg_2200-vpn_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "369543A8-1D92-42AF-896D-30A38E02D8E5", "versionEndExcluding": "5.37", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:usg_2200-vpn:-:*:*:*:*:*:*:*", "matchCriteriaId": "32F7F370-C585-45FE-A7F7-40BFF13928CF", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:usg_flex_100_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "3844EDBE-1FDA-48E0-9535-D81657E1820A", "versionEndExcluding": "5.37", "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": "61B89E2F-9A44-4A02-9279-158CDAA787D5", "versionEndExcluding": "5.37", "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": "6081F154-4A1E-4630-99BB-846B68F5B818", "versionEndExcluding": "5.37", "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": "428D392F-2427-4510-9185-AD9C1FC839A1", "versionEndExcluding": "5.37", "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_500_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "614F4C95-8835-4A0A-B965-51FBD0289DE5", "versionEndExcluding": "5.37", "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_50w_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "DD16BDCE-428C-40B2-BE9E-593ED4C59819", "versionEndExcluding": "5.37", "versionStartIncluding": "5.00", "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_700_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "F253FB99-B7E9-4809-9E3A-F9964B6B3BD8", "versionEndExcluding": "5.37", "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:zywall_vpn100_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "6362D1C8-DD85-45E6-B6F0-BB9882FA0F19", "versionEndExcluding": "5.37", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_vpn100:-:*:*:*:*:*:*:*", "matchCriteriaId": "6762B13C-6FD5-49D7-B2D6-4986BAC3D425", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:zywall_vpn2s_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "DCC7F9D7-2688-4848-9B3F-60C35E66423E", "versionEndExcluding": "5.37", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_vpn2s:-:*:*:*:*:*:*:*", "matchCriteriaId": "3D3F001A-8790-463F-804B-CA5CAC610867", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:zywall_vpn300_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "E19C1F04-1F67-4502-B6E2-B7DA771E1ACA", "versionEndExcluding": "5.37", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_vpn300:-:*:*:*:*:*:*:*", "matchCriteriaId": "E7C35A94-304B-46FB-BAA0-4E0C4F34BEDD", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:zywall_vpn50_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "54D49F68-BCE2-432F-AC2B-1975F7BDBCE7", "versionEndExcluding": "5.37", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_vpn50:-:*:*:*:*:*:*:*", "matchCriteriaId": "D902D9D2-5215-4A70-9D16-F1C3BA10EE18", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:zywall_vpn_100_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "C380259A-B524-41EC-A733-805F617BA3E1", "versionEndExcluding": "5.37", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_vpn_100:-:*:*:*:*:*:*:*", "matchCriteriaId": "B1B81DDA-DDD5-4D9B-B631-815186E3839F", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:zywall_vpn_300_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "DF3F62F3-0681-4150-8F89-B44708DE75ED", "versionEndExcluding": "5.37", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_vpn_300:-:*:*:*:*:*:*:*", "matchCriteriaId": "212C5E8E-774A-446E-B7C7-80C349160BC2", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:zywall_vpn_50_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "11E3C89D-EEEC-449F-9783-91E0AE286223", "versionEndExcluding": "5.37", "versionStartIncluding": "5.00", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_vpn_50:-:*:*:*:*:*:*:*", "matchCriteriaId": "FD872CA4-385D-49A9-B1DF-7C4467BD49AA", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:usg_20w-vpn_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "39637E53-C502-4377-BC9E-71E0962F7D6F", "versionEndExcluding": "5.37", "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:zywall_atp100_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "9BD13DCF-7B56-423B-BA54-E2CC2288E12E", "versionEndExcluding": "5.37", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_atp100:-:*:*:*:*:*:*:*", "matchCriteriaId": "A899D2DE-8C74-4EA1-BD87-B8BF37CBFB6D", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:zywall_atp100w_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "EDDD5813-1215-4047-8AA6-A286571A0475", "versionEndExcluding": "5.37", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_atp100w:-:*:*:*:*:*:*:*", "matchCriteriaId": "F7F65954-FF1A-46A4-A003-FF8B9666880A", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:zywall_atp200_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "D8B5F6AE-537A-4FFB-92AB-28AE2E1741FB", "versionEndExcluding": "5.37", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_atp200:-:*:*:*:*:*:*:*", "matchCriteriaId": "A4F6D0AA-CDD4-4F1C-98F1-1B381023B3F4", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:zywall_atp500_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "9D73608C-EB5F-44B6-BB11-6F7E4742E71E", "versionEndExcluding": "5.37", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_atp500:-:*:*:*:*:*:*:*", "matchCriteriaId": "AA85BCA2-CEF5-44EF-BEFB-5DA2638F5F37", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:zywall_atp700_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "B51FA0FC-7803-4ECB-BFFB-839E585CD9CA", "versionEndExcluding": "5.37", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_atp700:-:*:*:*:*:*:*:*", "matchCriteriaId": "D50CC94B-4EAA-44A7-AEF1-415491572FB1", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:zywall_atp800_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "CCC033D4-363E-4A00-AD9E-1D94D5060CB7", "versionEndExcluding": "5.37", "versionStartIncluding": "5.10", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:zywall_atp800:-:*:*:*:*:*:*:*", "matchCriteriaId": "3EC7EB91-65C4-45EA-9CB4-3B3961724DCB", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "A format string vulnerability in the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2, USG FLEX 50(W) series firmware versions 5.10 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 5.10 through 5.36 Patch 2, and VPN series firmware versions 5.00 through 5.36 Patch 2, could allow an unauthenticated, LAN-based attacker to execute some OS commands by using a crafted PPPoE configuration on an affected device when the cloud management mode is enabled."}], "id": "CVE-2023-33011", "lastModified": "2023-07-26T21:35:45.000", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "security@zyxel.com.tw", "type": "Primary"}]}, "published": "2023-07-17T18:15:09.397", "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-in-firewalls-and-wlan-controllers"}], "sourceIdentifier": "security@zyxel.com.tw", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-134"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-134"}], "source": "security@zyxel.com.tw", "type": "Secondary"}]}

{}