Path traversal in Red Hat Ansible Engine - CVE-2020-1737
Published: June 15, 2020
Vulnerability identifier: #VU29026
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-1737
CWE-ID: CWE-22
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Red Hat Ansible Engine
Red Hat Ansible Engine
Software vendor:
Red Hat Inc.
Red Hat Inc.
Description
The vulnerability allows a local user to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences within the "Extract-Zip" function from the "win_unzip" module. A local user can send a specially crafted HTTP request and read arbitrary files on the system.
Remediation
Install update from vendor's website.
External links
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1737
- https://github.com/ansible/ansible/issues/67795
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FWDK3QUVBULS3Q3PQTGEKUQYPSNOU5M3/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QT27K5ZRGDPCH7GT3DRI3LO4IVDVQUB7/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U3IMV3XEIUXL6S4KPLYYM4TVJQ2VNEP2/
- https://security.gentoo.org/glsa/202006-11