Directory Traversal Affecting jbcs-httpd24-httpd-selinux package, versions <0:2.4.51-39.el7jbcs


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
2.2% (81st percentile)

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  • Snyk IDSNYK-RHEL7-JBCSHTTPD24HTTPDSELINUX-5783274
  • published21 Mar 2023
  • disclosed20 Mar 2023

Introduced: 20 Mar 2023

CVE-2023-27534  (opens in a new tab)
CWE-22  (opens in a new tab)

How to fix?

Upgrade RHEL:7 jbcs-httpd24-httpd-selinux to version 0:2.4.51-39.el7jbcs or higher.
This issue was patched in RHSA-2023:3354.

NVD Description

Note: Versions mentioned in the description apply only to the upstream jbcs-httpd24-httpd-selinux package and not the jbcs-httpd24-httpd-selinux package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1