SB2009020401 - Link following in Linux kernel
Published: February 4, 2009 Updated: June 1, 2020
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Link following (CVE-ID: CVE-2009-0416)
The vulnerability allows a local user to escalate privileges on the system.
The SSL certificate setup program (genSslCert.sh) in Standards Based Linux Instrumentation for Manageability (SBLIM) sblim-sfcb 1.3.2 allows local users to overwrite arbitrary files via a symlink attack on the (1) /var/tmp/key.pem, (2) /var/tmp/cert.pem, and (3) /var/tmp/ssl.cnf temporary files.
Remediation
Install update from vendor's website.