Path traversal in spinnaker - CVE-2021-39143
Published: January 10, 2022
Vulnerability identifier: #VU59350
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-39143
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 within uses of TAR files by AppEngine for deployments. A local user can send a specially crafted HTTP request and override arbitrary files on the system.
Affected software
spinnaker
How to mitigate CVE-2021-39143
Install update from vendor's website.
spinnaker - addressed in versions 1.24.7, 1.25.7, 1.26.7