{ "id": "CVE-2021-36845", "sourceIdentifier": "audit@patchstack.com", "published": "2021-09-27T16:15:09.377", "lastModified": "2021-10-12T15:48:32.647", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "Multiple Authenticated Stored Cross-Site Scripting (XSS) vulnerabilities in YITH Maintenance Mode (WordPress plugin) versions <= 1.3.8, there are 46 vulnerable parameters that were missed by the vendor while patching the 1.3.7 version to 1.3.8. Vulnerable parameters: 1 - \"Newsletter\" tab, &yith_maintenance_newsletter_submit_label parameter: payload should start with a single quote (') symbol to break the context, i.e.: NOTIFY ME' autofocus onfocus=alert(/Visse/);// v=' - this payload will be auto triggered while admin visits this page/tab. 2 - \"General\" tab issues, vulnerable parameters: &yith_maintenance_message, &yith_maintenance_custom_style, &yith_maintenance_mascotte, &yith_maintenance_title_font[size], &yith_maintenance_title_font[family], &yith_maintenance_title_font[color], &yith_maintenance_paragraph_font[size], &yith_maintenance_paragraph_font[family], &yith_maintenance_paragraph_font[color], &yith_maintenance_border_top. 3 - \"Background\" tab issues, vulnerable parameters: &yith_maintenance_background_image, &yith_maintenance_background_color. 4 - \"Logo\" tab issues, vulnerable parameters: &yith_maintenance_logo_image, &yith_maintenance_logo_tagline, &yith_maintenance_logo_tagline_font[size], &yith_maintenance_logo_tagline_font[family], &yith_maintenance_logo_tagline_font[color]. 5 - \"Newsletter\" tab issues, vulnerable parameters: &yith_maintenance_newsletter_email_font[size], &yith_maintenance_newsletter_email_font[family], &yith_maintenance_newsletter_email_font[color], &yith_maintenance_newsletter_submit_font[size], &yith_maintenance_newsletter_submit_font[family], &yith_maintenance_newsletter_submit_font[color], &yith_maintenance_newsletter_submit_background, &yith_maintenance_newsletter_submit_background_hover, &yith_maintenance_newsletter_title, &yith_maintenance_newsletter_action, &yith_maintenance_newsletter_email_label, &yith_maintenance_newsletter_email_name, &yith_maintenance_newsletter_submit_label, &yith_maintenance_newsletter_hidden_fields. 6 - \"Socials\" tab issues, vulnerable parameters: &yith_maintenance_socials_facebook, &yith_maintenance_socials_twitter, &yith_maintenance_socials_gplus, &yith_maintenance_socials_youtube, &yith_maintenance_socials_rss, &yith_maintenance_socials_skype, &yith_maintenance_socials_email, &yith_maintenance_socials_behance, &yith_maintenance_socials_dribble, &yith_maintenance_socials_flickr, &yith_maintenance_socials_instagram, &yith_maintenance_socials_pinterest, &yith_maintenance_socials_tumblr, &yith_maintenance_socials_linkedin." }, { "lang": "es", "value": "M\u00faltiples vulnerabilidades de tipo Cross-Site Scripting (XSS) Almacenado y Autenticado en YITH Maintenance Mode (plugin de WordPress) versiones anteriores a 1.3.8 incluy\u00e9ndola, hay 46 par\u00e1metros vulnerables que fueron pasados por alto por el proveedor mientras parcheaba la versi\u00f3n 1.3.7 a la 1.3.8. Par\u00e1metros vulnerables: 1 - Pesta\u00f1a \"Newsletter\", par\u00e1metro &yith_maintenance_newsletter_submit_label: el payload debe comenzar con un s\u00edmbolo de comillas simples (') para romper el contexto, es decir: NOTIFY ME' autofocus onfocus=alert(/Visse/);// v=' - este payload se autodesencadenar\u00e1 mientras el administrador visite esta p\u00e1gina/pesta\u00f1a. 2 - Problemas de la pesta\u00f1a \"General\", par\u00e1metros vulnerables: &yith_maintenance_message, &yith_maintenance_custom_style, &yith_maintenance_mascotte, &yith_maintenance_title_font[size], &yith_maintenance_title_font[family], &yith_maintenance_title_font[color], &yith_maintenance_paragraph_font[size], &yith_maintenance_paragraph_font[family], &yith_maintenance_paragraph_font[color], &yith_maintenance_border_top. 3 - Problemas con la pesta\u00f1a \"Background\", par\u00e1metros vulnerables: &yith_maintenance_background_image, &yith_maintenance_background_color. 4 - Problemas con la pesta\u00f1a \"Logo\", par\u00e1metros vulnerables: &yith_maintenance_logo_image, &yith_maintenance_logo_tagline_font, &yith_maintenance_logo_tagline_font[size], &yith_maintenance_logo_tagline_font[family], &yith_maintenance_logo_tagline_font[color]. 5 - Problemas con la pesta\u00f1a \"Newsletter\", par\u00e1metros vulnerables: &yith_maintenance_newsletter_email_font[size], &yith_maintenance_newsletter_email_font[family], &yith_maintenance_newsletter_email_font[color], &yith_maintenance_newsletter_submit_font[size], &yith_maintenance_newsletter_submit_font[family], &yith_maintenance_newsletter_submit_font[color], &yith_maintenance_newsletter_submit_background, &yith_maintenance_newsletter_submit_background_hover, &yith_maintenance_newsletter_title, &yith_maintenance_newsletter_action, &yith_maintenance_newsletter_email_label, &yith_maintenance_newsletter_email_name, &yith_maintenance_newsletter_submit_label, &yith_maintenance_newsletter_hidden_fields. 6 - Problemas de la pesta\u00f1a \"Socials\", par\u00e1metros vulnerables: &yith_maintenance_socials_facebook, &yith_maintenance_socials_twitter, &yith_maintenance_socials_gplus, &yith_maintenance_socials_youtube, &yith_maintenance_socials_rss, &yith_maintenance_socials_skype, &yith_maintenance_socials_email, &yith_maintenance_socials_behance, &yith_maintenance_socials_dribble, &yith_maintenance_socials_flickr, &yith_maintenance_socials_instagram, &yith_maintenance_socials_pinterest, &yith_maintenance_socials_tumblr, &yith_maintenance_socials_linkedin" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 1.7, "impactScore": 2.7 }, { "source": "audit@patchstack.com", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 6.9, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 1.7, "impactScore": 4.7 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "SINGLE", "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "availabilityImpact": "NONE", "baseScore": 3.5 }, "baseSeverity": "LOW", "exploitabilityScore": 6.8, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-79" } ] }, { "source": "audit@patchstack.com", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-79" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:yithemes:yith_maintenance_mode:*:*:*:*:*:wordpress:*:*", "versionEndIncluding": "1.3.8", "matchCriteriaId": "BC34C991-B0F5-4FB7-BA2A-4B5DF326E284" } ] } ] } ], "references": [ { "url": "https://patchstack.com/database/vulnerability/yith-maintenance-mode/wordpress-yith-maintenance-mode-plugin-1-3-8-multiple-authenticated-stored-cross-site-scripting-xss-vulnerabilities", "source": "audit@patchstack.com", "tags": [ "Vendor Advisory" ] }, { "url": "https://wordpress.org/plugins/yith-maintenance-mode/#developers", "source": "audit@patchstack.com", "tags": [ "Third Party Advisory" ] } ] }