CVE-2023-27534

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.

Affected products

Alt Linux, Almalinux, Astra Linux, Ibm Aix, Linuxmint, Red Hat, Red Os, Suse

Haxx Curl

≤ 7.88.1

Fix

Available

CVSS 3.1

8.8 HIGH

EPSS

2.2% (81th percentile)

Weakness

CWE-22

NVD status

Modified

Published

2023-03-30

No exploit for CVE-2023-27534 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.