CVE-2020-14343 PyYAML library vulnerability in StarWind products
Title: CVE-2020-14343 PyYAML library vulnerability in StarWind products
Note: StarWind will continue to update this vulnerability as new information becomes available.
Vulnerability ID: SW-20220509-0004
Version: 1.0
Date: 2022-05-09
Status: Final
CVEs: CVE-2020-14343
- Overview
- Affected Products
- Remediation
- Revision History
Summary
A vulnerability was discovered in the PyYAML library in versions before 5.4, where it is susceptible to arbitrary code execution when it processes untrusted YAML files through the full_load method or with the FullLoader loader. Applications that use the library to process untrusted input may be vulnerable to this flaw. This flaw allows an attacker to execute arbitrary code on the system by abusing the python/object/new constructor. This flaw is due to an incomplete fix for CVE-2020-1747.
Impact
This flaw allows an attacker to execute arbitrary code on the system by abusing the python/object/new constructor.
Vulnerability Scoring
| CVE | CVSS 2.0 Score | CVSS 3.x Score |
|---|---|---|
| CVE-2020-14343 | 10.0 (HIGH) | 9.8(CRITICAL) |
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
| Resource | Hyperlink |
|---|---|
| NVD | https://nvd.nist.gov/vuln/detail/CVE-2020-14343 |
Affected Products:
StarWind HCA and Command Center build 6003 v2
Not affected products:
StarWind SAN&NAS build 1064
StarWind HCA and Command Center build 5871
StarWind HCA and Command Center build 5856
StarWind HCA and Command Center build 5650
StarWind HCA and Command Center build 4992
StarWind VSAN for Hyper-V (all versions)
StarWind VTL component (all versions for Windows Server)
StarWind V2V (all versions)
StarWind Tape Redirector component (all versions)
StarWind Deduplication Analyzer (all versions)
StarWind rPerf (all versions)
StarWind iSCSI Accelerator (all versions)
StarWind NVMe-oF Initiator (all versions)
Software Versions and Fixes
Fixed in StarWind Command Center v2 build 7024
Workaround
Update StarWind Command Center to the build 7024 or higher.
Obtaining Software Fixes
Software updates will be available in StarWind release notes – https://www.starwindsoftware.com/release-notes-build. To update the software, perform the steps described at the following link – https://knowledgebase.starwindsoftware.com/guidance/upgrading-from-any-starwind-version-to-any-starwind-version/ or contact support to perform an update. You can submit a support request using the following link https://www.starwindsoftware.com/support-form or contact Support directly via email support@starwind.com or via phone +1 617 829 4499.
Status of Notice
Final
StarWind will continue to update information regarding this vulnerability as new details become available.
This vulnerability article should be considered as the single source of current, up-to-date, authorized and accurate information posted by StarWind Software.
Revision History
| Revision # | Date | Comments |
|---|---|---|
| 1.0 | 2022-05-09 | Initial Public Release |