Libcontainer 1.6.0, as used in Docker Engine, allows local users to escape containerization ("mount namespace breakout") and write to arbitrary file on the host system via a symlink attack in an image when respawning a container.

Threat-Mapped Scoring

Score: 0.0

Priority: Unclassified

EPSS

Score: 0.00053
Percentile: 0.16472

CVSS Scoring

Mapped CWE(s)

• CWE-59 : Improper Link Resolution Before File Access ('Link Following')

All CAPEC(s)

CAPEC(s) with Mapped TTPs

Mapped ATT&CK TTPs

• T1547.009 : Shortcut Modification
  Kill Chain: persistence
• T1574.005 : Executable Installer File Permissions Weakness
  Kill Chain: persistence
• T1574.010 : Services File Permissions Weakness
  Kill Chain: persistence
• T1027.006 : HTML Smuggling
  Kill Chain: defense-evasion
• T1027.009 : Embedded Payloads
  Kill Chain: defense-evasion
• T1564.009 : Resource Forking
  Kill Chain: defense-evasion

Malware

APTs Threat Group Associations

Campaigns

Affected Products

• cpe:2.3:a:docker:libcontainer:1.6.0:*:*:*:*:docker:*:*
• cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*

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