SB2009020401 - Link following in Linux kernel



SB2009020401 - Link following in Linux kernel

Published: February 4, 2009 Updated: June 1, 2020

Security Bulletin ID SB2009020401
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • 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.