cve/2023/CVE-2023-27534.md

CVE-2023-27534

Description

A path traversal vulnerability exists in curl <8.0.0 SFTP implementation causes the tilde (~) character to be wrongly replaced when used as a prefix in the first path element, in addition to its intended use as the first element to indicate a path relative to the user's home directory. Attackers can exploit this flaw to bypass filtering or execute arbitrary code by crafting a path like /~2/foo while accessing a server with a specific user.

POC

Reference

No PoCs from references.

Github

• https://github.com/1g-v/DevSec_Docker_lab
• https://github.com/L-ivan7/-.-DevSec_Docker
• https://github.com/NaInSec/CVE-LIST
• https://github.com/fkie-cad/nvd-json-data-feeds
• https://github.com/fokypoky/places-list