Path traversal in Red Hat Ansible Engine - CVE-2020-1737
Published: June 15, 2020
Vulnerability identifier: #VU29026
CSH Severity: Low
CVSS v4: 6.8 [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]
CVE-ID: CVE-2020-1737
CWE-ID: CWE-22
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
Red Hat Ansible Engine
Gentoo Linux
Fedora
openEuler
ansible (Alpine package)
ansible-help
ansible
ansible (Red Hat package)
Ansible
Gentoo Linux
Fedora
openEuler
ansible (Alpine package)
ansible-help
ansible
ansible (Red Hat package)
Ansible
How to mitigate CVE-2020-1737
Install update from vendor's website.
Red Hat Ansible Engine - addressed in versions 2.7.17, 2.8.11, 2.9.7
ansible (Alpine package) - update to 2.7.17-r0
ansible-help - addressed in versions 2.5.5-2, 2.5.5-6
ansible - addressed in versions 2.5.5-2, 2.5.5-6
Ansible - addressed in versions 2.7.17-1.el7ae, 2.8.11-1.el7ae, 2.8.11-1.el8ae, 2.9.7-1.el7ae, 2.9.7-1.el8ae
ansible - addressed in versions 2.9.6-1.el7, 2.9.6-1.el8, 2.9.6-1.fc30, 2.9.6-1.fc31, 2.9.6-1.fc32, 2.9.7-1.el8
ansible (Red Hat package) - addressed in versions 2.9.7-1.el7ae, 2.9.7-1.el8ae
ansible (Alpine package) - update to 2.7.17-r0
ansible-help - addressed in versions 2.5.5-2, 2.5.5-6
ansible - addressed in versions 2.5.5-2, 2.5.5-6
Ansible - addressed in versions 2.7.17-1.el7ae, 2.8.11-1.el7ae, 2.8.11-1.el8ae, 2.9.7-1.el7ae, 2.9.7-1.el8ae
ansible - addressed in versions 2.9.6-1.el7, 2.9.6-1.el8, 2.9.6-1.fc30, 2.9.6-1.fc31, 2.9.6-1.fc32, 2.9.7-1.el8
ansible (Red Hat package) - addressed in versions 2.9.7-1.el7ae, 2.9.7-1.el8ae
External References
- 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
Related Security Bulletins
- Multiple vulnerabilities in Red Hat Ansible Engine
- Gentoo update for Ansible
- Path traversal in ansible (Alpine package)
- Ansible Engine 2 update for ansible
- Ansible Engine 2 update for ansible
- Ansible Engine 2 update for ansible
- openEuler 20.03 LTS SP2 update for ansible
- openEuler 20.03 LTS SP1 update for ansible
- Red Hat update for Ansible engine
- Fedora 32 update for ansible
- Fedora 31 update for ansible
- Fedora 30 update for ansible
- Fedora EPEL 8 update for ansible
- Fedora EPEL 7 update for ansible
- Fedora EPEL 8 update for ansible