Path Traversal in Debian Linux
CVE-2020-1735
A flaw was found in the Ansible Engine when the fetch module is used. An attacker could intercept the module, inject a new path, and then choose a new destination path on the controller node. All versions in 2.7.x, 2.8.x and 2.9.x branches are believed to be vulnerable.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (38.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: -0.000
Affected products
- Debian Linux — versions 10.0
- Fedoraproject Fedora — versions 30, 31, 32
- Red Hat Ansible — versions 2.7.x, 2.8.x, 2.9.x
- Red Hat Ansible
- Red Hat Ansible Tower
- Red Hat Cloudforms Management Engine — versions 5.0
- Red Hat OpenStack — versions 13
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking, Vendor Advisory)
- github.com/ansible/ansible/issues/67793 (Exploit, Patch, Third Party Advisory, Issue Tracking)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.gentoo.org/glsa/202006-11 (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2021/dsa-4950 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-1735?
- CVE-2020-1735 is a medium-severity vulnerability in Debian Linux, classified under Path Traversal. CVSS score: 4.2/10. Published 2020-03-16.
- How severe is CVE-2020-1735?
- Medium severity. CVSS v3 base score is 4.2 out of 10.
- Is CVE-2020-1735 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.