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Advisories

Concrete CMS Community Store before 2.7.8 Predictable Digital Download Token

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severity
high
date
Affecting

  • community_store >= 0, < 2.7.8

CWE
  • CWE-340 Generation of Predictable Numbers or Identifiers
CVSS
8.7
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Credit
Prince Edem Fiagbedzi
Description
Concrete CMS Community Store before 2.7.8 derives digital product download tokens from order creation timestamps instead of random values, making tokens predictable. Unauthenticated attackers can enumerate sequential order and file identifiers to calculate valid download tokens and retrieve digital goods purchased by other customers.

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