Description

CAI Content Credentials is affected by an Integer Overflow or Wraparound vulnerability that could result in an application denial-of-service. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. Exploitation of this issue does not require user interaction.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "6.2",
  "pubDate": "2026-08-11T17:18:01.820Z",
  "pubdate": "2026-08-11T17:18:01.820Z",
  "executiveSummary": "CAI Content Credentials is affected by an Integer Overflow or Wraparound vulnerability that introduces significant security risks to dependent software environments. The core weakness stems from improper arithmetic validation within the application logic, allowing numerical operations to exceed maximum integer boundaries and wrap around unexpectedly. When an attacker triggers this condition, it results in an application denial-of-service, successfully terminating the targeted process and disrupting service availability.\nThe affected product in scope is CAI Content Credentials. The primary risk implication of this vulnerability is complete service disruption, which impacts system reliability and operational continuity. A successful exploitation requires zero user interaction, meaning the attack vector can be weaponized autonomously or triggered deterministically by malicious inputs.\nThe attacker capabilities center on forcing application crashes through crafted data inputs that induce the arithmetic wraparound condition. Because no privilege or authentication constraints are explicitly detailed regarding interaction prerequisites, the vulnerability presents a direct availability risk to deployments processing untrusted content credentials data. Mitigating this risk requires strict integer bounds checking, robust input validation frameworks, and applying available vendor patches as soon as they are released.",
  "technicalDetails": "The vulnerability is classified as an Integer Overflow or Wraparound flaw located within the data processing routines of CAI Content Credentials. The root cause of the issue is the absence of rigorous bounds checking and overflow detection mechanisms prior to executing arithmetic operations on numerical variables. In scenarios where untrusted input dictates allocation sizes, loop counters, or buffer offsets, unvalidated arithmetic operations can exceed the maximum representable value for the specific integer data type. This causes the value to wrap around to a very small number or a negative integer, subverting subsequent logic checks.\nFrom an exploitation methodology perspective, an attacker crafts a malicious payload containing specific numerical parameters designed to force an integer overflow during the parsing or handling phase of CAI Content Credentials. The attack flow initiates when the application ingests the unverified input vector. As the vulnerable component processes the data, the arithmetic operation overflows the integer boundary. This erroneous calculation subsequently leads to out-of-bounds memory operations, invalid memory allocations, or infinite loops that exhaust system resources.\nThe vulnerable component is responsible for parsing and processing Content Credentials data structures. Regarding operational constraints, the vulnerability can be exploited without user interaction, increasing the severity of remote or local availability attacks depending on the interface exposure. The payload behavior triggers a fatal application fault, unhandled exception, or resource exhaustion state, directly precipitating the denial-of-service condition. The post-exploitation impact is strictly localized to application availability, resulting in a crash and subsequent service downtime without direct remote code execution capabilities indicated by the underlying vulnerability class."
}