Htop process name weak security

htop-processname-weak-security (46321) The risk level is classified as MediumMedium Risk

Description:

Htop could provide weaker than expected security. Non-printable characters are not filtered in process names. A local attacker could exploit this vulnerability using a specially-crafted process name to hide malicious processes.

*CVSS:

Base Score: 2.1
  Access Vector: Local
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: None
 
Temporal Score: 1.7
  Exploitability: High
  Remediation Level: Official-Fix
  Report Confidence: Uncorroborated

Consequences:

Other

Remedy:

Apply the appropriate patch for your system. See References.

References:

  • Debian Bug report logs - #504144: htop: Does not filter non-printable characters in process names.
  • htop Web page: htop - an interactive process viewer for Linux.
  • BID-32081: htop Hidden Process Name Input Filtering Vulnerability
  • CVE-2008-5076: htop 0.7 writes process names to a terminal without sanitizing non-printable characters, which might allow local users to hide processes, modify arbitrary files, or have unspecified other impact via a process name with crazy control strings.
  • OSVDB ID: 50297: htop Process Name Control String Manipulation
  • SUSE-SR:2008:026: SUSE Security Summary Report

Platforms Affected:

  • Hisham Muhammed htop 0.7

Reported:

Nov 01, 2008

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