SB2021081131 - Fedora 33 Modular update for perl
Published: August 11, 2021
Security Bulletin ID
SB2021081131
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Insecure library loading (CVE-ID: CVE-2021-36770)
CWE-ID: CWE-427 - Uncontrolled Search Path Element
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a logic error in the Encode.pm script. A local user can place a malicious library into the current working directory and escalate privileges on the system.
Remediation
Install update from vendor's website.