7.5

CVE-2018-19052

Exploit

An issue was discovered in mod_alias_physical_handler in mod_alias.c in lighttpd before 1.4.50. There is potential ../ path traversal of a single directory above an alias target, with a specific mod_alias configuration where the matched alias lacks a trailing '/' character, but the alias target filesystem path does have a trailing '/' character.

Data is provided by the National Vulnerability Database (NVD)
Lighttpd ≫ Lighttpd Version < 1.4.50
Opensuse ≫ Backports Sle Version15.0 Update-
Opensuse ≫ Backports Sle Version15.0 Updatesp1
Opensuse ≫ Leap Version15.0
Opensuse ≫ Leap Version15.1
Suse ≫ Suse Linux Enterprise Server Version11 Updatesp3
Suse ≫ Suse Linux Enterprise Server Version11 Updatesp4
Suse ≫ Suse Linux Enterprise Server Version12 Updatesp1
Suse ≫ Suse Linux Enterprise Server Version12 Updatesp2
Suse ≫ Suse Linux Enterprise Server Version12 Updatesp3
Suse ≫ Suse Linux Enterprise Server Version12 Updatesp4
Debian ≫ Debian Linux Version9.0
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 37.42% 0.971
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:P/I:N/A:N
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.