In cloud-init through 19.4, rand_user_password in cloudinit/config/cc_set_passwords.py has a small default pwlen value, which makes it easier for attackers to guess passwords.

Threat-Mapped Scoring

Score: 3.0

Priority: P2 - Serious (High)

• S1 – Steal Customer Account Information

EPSS

Score: 0.0004
Percentile: 0.11035

CVSS Scoring

Mapped CWE(s)

• CWE-521 : Weak Password Requirements

All CAPEC(s)

CAPEC(s) with Mapped TTPs

Mapped ATT&CK TTPs

• T1110 : Brute Force
  Kill Chain: credential-access
• T1110.001 : Password Guessing
  Kill Chain: credential-access
• T1558.003 : Kerberoasting
  Kill Chain: credential-access
• T1110.002 : Password Cracking
  Kill Chain: credential-access
• T1021 : Remote Services
  Kill Chain: lateral-movement
• T1114.002 : Remote Email Collection
  Kill Chain: collection
• T1133 : External Remote Services
  Kill Chain: persistence
• T1021.002 : SMB/Windows Admin Shares
  Kill Chain: lateral-movement
• T1110.003 : Password Spraying
  Kill Chain: credential-access
• T1078.001 : Default Accounts
  Kill Chain: defense-evasion

Malware

APTs Threat Group Associations

Campaigns

Affected Products

• cpe:2.3:a:canonical:cloud-init:*:*:*:*:*:*:*:*
• cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
• cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

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