ghsa-v8xj-g4jr-hwhf
Vulnerability from github
Published
2022-05-13 01:05
Modified
2022-05-13 01:05
Severity ?
VLAI Severity ?
Details
WordPress through 4.9.6 allows Author users to execute arbitrary code by leveraging directory traversal in the wp-admin/post.php thumb parameter, which is passed to the PHP unlink function and can delete the wp-config.php file. This is related to missing filename validation in the wp-includes/post.php wp_delete_attachment function. The attacker must have capabilities for files and posts that are normally available only to the Author, Editor, and Administrator roles. The attack methodology is to delete wp-config.php and then launch a new installation process to increase the attacker's privileges.
{ "affected": [], "aliases": [ "CVE-2018-12895" ], "database_specific": { "cwe_ids": [ "CWE-22" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2018-06-26T20:29:00Z", "severity": "HIGH" }, "details": "WordPress through 4.9.6 allows Author users to execute arbitrary code by leveraging directory traversal in the wp-admin/post.php thumb parameter, which is passed to the PHP unlink function and can delete the wp-config.php file. This is related to missing filename validation in the wp-includes/post.php wp_delete_attachment function. The attacker must have capabilities for files and posts that are normally available only to the Author, Editor, and Administrator roles. The attack methodology is to delete wp-config.php and then launch a new installation process to increase the attacker\u0027s privileges.", "id": "GHSA-v8xj-g4jr-hwhf", "modified": "2022-05-13T01:05:20Z", "published": "2022-05-13T01:05:20Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-12895" }, { "type": "WEB", "url": "https://blog.ripstech.com/2018/wordpress-file-delete-to-code-execution" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00046.html" }, { "type": "WEB", "url": "https://wpvulndb.com/vulnerabilities/9100" }, { "type": "WEB", "url": "https://www.debian.org/security/2018/dsa-4250" }, { "type": "WEB", "url": "http://packetstormsecurity.com/files/164633/WordPress-4.9.6-Arbitrary-File-Deletion.html" }, { "type": "WEB", "url": "http://www.securityfocus.com/bid/104569" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "type": "CVSS_V3" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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