SB2019112727 - Path traversal in Linux kernel
Published: November 27, 2019 Updated: August 8, 2020
Security Bulletin ID
SB2019112727
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Path traversal (CVE-ID: CVE-2019-10220)
CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
Linux kernel CIFS implementation, version 4.9.0 is vulnerable to a relative paths injection in directory entry lists.
Remediation
Install update from vendor's website.