CVE-2017-6819

In WordPress before 4.7.3, there is cross-site request forgery (CSRF) in Press This (wp-admin/includes/class-wp-press-this.php), leading to excessive use of server resources. The CSRF can trigger an outbound HTTP request for a large file that is then parsed by Press This.

CVSS v3 6.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector : AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://openwall.com/lists/oss-security/2017/03/06/7	Exploit Mailing List Third Party Advisory
http://www.securityfocus.com/bid/96602	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037959	Third Party Advisory VDB Entry
https://codex.wordpress.org/Version_4.7.3	Patch Vendor Advisory
https://github.com/WordPress/WordPress/commit/263831a72d08556bc2f3a328673d95301a152829	Issue Tracking Patch Third Party Advisory
https://sumofpwn.nl/advisory/2016/cross_site_request_forgery_in_wordpress_press_this_function_allows_dos.html	Exploit Third Party Advisory
https://wordpress.org/news/2017/03/wordpress-4-7-3-security-and-maintenance-release/	Patch Release Notes Vendor Advisory
https://wpvulndb.com/vulnerabilities/8770	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-03-12 01:59

Updated : 2023-12-10 12:01

NVD link : CVE-2017-6819

Mitre link : CVE-2017-6819

CVE.ORG link : CVE-2017-6819

JSON object : View

Products Affected

wordpress

wordpress

CWE

CWE-352

Cross-Site Request Forgery (CSRF)

{"id": "CVE-2017-6819", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2017-03-12T01:59:00.350", "references": [{"url": "http://openwall.com/lists/oss-security/2017/03/06/7", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/96602", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "http://www.securitytracker.com/id/1037959", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://codex.wordpress.org/Version_4.7.3", "tags": ["Patch", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/WordPress/WordPress/commit/263831a72d08556bc2f3a328673d95301a152829", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://sumofpwn.nl/advisory/2016/cross_site_request_forgery_in_wordpress_press_this_function_allows_dos.html", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://wordpress.org/news/2017/03/wordpress-4-7-3-security-and-maintenance-release/", "tags": ["Patch", "Release Notes", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://wpvulndb.com/vulnerabilities/8770", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-352"}]}], "descriptions": [{"lang": "en", "value": "In WordPress before 4.7.3, there is cross-site request forgery (CSRF) in Press This (wp-admin/includes/class-wp-press-this.php), leading to excessive use of server resources. The CSRF can trigger an outbound HTTP request for a large file that is then parsed by Press This."}, {"lang": "es", "value": "En WordPress en versiones anteriores a 4.7.3, hay CSRF en Press This (wp-admin/includes/class-wp-press-this.php), lo que conduce a un uso excesivo de recursos del servidor. El CSRF puede desencadenar una solicitud HTTP de salida para un archivo grande que luego se analiza mediante Press This."}], "lastModified": "2019-03-19T12:54:53.737", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5A557EFF-02E2-499A-AA55-15F43DB9D820", "versionEndIncluding": "4.7.2"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}