Ubuntu's packaging of libvirt in 20.04 LTS created a control socket with world read and write permissions. An attacker could use this to overwrite arbitrary files or execute arbitrary code.

Threat-Mapped Scoring

Score: 0.0

Priority: Unclassified

EPSS

Score: 0.00133
Percentile: 0.33891

CVSS Scoring

Mapped CWE(s)

• CWE-732 : Incorrect Permission Assignment for Critical Resource

All CAPEC(s)

CAPEC(s) with Mapped TTPs

Mapped ATT&CK TTPs

• T1574.010 : Services File Permissions Weakness
  Kill Chain: persistence
• T1548 : Abuse Elevation Control Mechanism
  Kill Chain: privilege-escalation
• T1083 : File and Directory Discovery
  Kill Chain: discovery
• T1574.005 : Executable Installer File Permissions Weakness
  Kill Chain: persistence
• T1574.010 : Services File Permissions Weakness
  Kill Chain: persistence
• T1574.010 : Services File Permissions Weakness
  Kill Chain: persistence
• T1553.002 : Code Signing
  Kill Chain: defense-evasion
• T1134.001 : Token Impersonation/Theft
  Kill Chain: defense-evasion
• T1550.004 : Web Session Cookie
  Kill Chain: defense-evasion
• T1505.005 : Terminal Services DLL
  Kill Chain: persistence
• T1554 : Compromise Host Software Binary
  Kill Chain: persistence
• T1574.005 : Executable Installer File Permissions Weakness
  Kill Chain: persistence

Malware

APTs Threat Group Associations

Campaigns

Affected Products

• cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*

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