{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"state":"PUBLISHED","cveId":"CVE-2023-27990","assignerOrgId":"96e50032-ad0d-4058-a115-4d2c13821f9f","assignerShortName":"Zyxel","dateUpdated":"2024-08-02T12:23:30.803Z","dateReserved":"2023-03-09T00:00:00.000Z","datePublished":"2023-04-24T00:00:00.000Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"ATP series firmware","vendor":"Zyxel","versions":[{"status":"affected","version":"4.32 through 5.35"}]},{"defaultStatus":"unaffected","product":"USG FLEX series firmware","vendor":"Zyxel","versions":[{"status":"affected","version":"4.50 through 5.35"}]},{"defaultStatus":"unaffected","product":"USG FLEX 50(W) firmware","vendor":"Zyxel","versions":[{"status":"affected","version":"4.16 through 5.35"}]},{"defaultStatus":"unaffected","product":"USG20(W)-VPN firmware","vendor":"Zyxel","versions":[{"status":"affected","version":"4.16 through 5.35"}]},{"defaultStatus":"unaffected","product":"VPN series firmware","vendor":"Zyxel","versions":[{"status":"affected","version":"4.30 through 5.35"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p><span style=\"background-color: rgb(255, 255, 255);\">The cross-site scripting (</span>XSS) vulnerability in Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16 through 5.35, USG20(W)-VPN firmware versions 4.16 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow an authenticated attacker with administrator privileges to store malicious scripts in a vulnerable device. A successful XSS attack could then result in the stored malicious scripts being executed when the user visits the Logs page of the GUI on the device.</p>"}],"value":"The cross-site scripting (XSS) vulnerability in Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16 through 5.35, USG20(W)-VPN firmware versions 4.16 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow an authenticated attacker with administrator privileges to store malicious scripts in a vulnerable device. A successful XSS attack could then result in the stored malicious scripts being executed when the user visits the Logs page of the GUI on the device."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.8,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"96e50032-ad0d-4058-a115-4d2c13821f9f","shortName":"Zyxel","dateUpdated":"2023-12-29T06:45:53.586Z"},"references":[{"url":"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-xss-vulnerability-and-post-authentication-command-injection-vulnerability-in-firewalls"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T12:23:30.803Z"},"title":"CVE Program Container","references":[{"url":"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-xss-vulnerability-and-post-authentication-command-injection-vulnerability-in-firewalls","tags":["x_transferred"]}]}]}}