cpie.php in XCMS 1.83 and earlier sends a redirect to the web browser but does not exit, which allows remote attackers to conduct direct static code injection attacks and execute arbitrary code via the testo_0 parameter in a cpie admin action to index.php, which writes to dati/generali/footer.dtb (aka the XCMS footer).

Threat-Mapped Scoring

Score: 1.8

Priority: P4 - Informational (Low)

• S9 – Sabotage of System/App

EPSS

Score: 0.05793
Percentile: 0.90093

CVSS Scoring

Mapped CWE(s)

• CWE-94 : Improper Control of Generation of Code ('Code Injection')

All CAPEC(s)

CAPEC(s) with Mapped TTPs

Mapped ATT&CK TTPs

• 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:xcms:xcms:*:*:*:*:*:*:*:*

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