Description

IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a local attacker to obtain sensitive information due to the use of a hard-coded cryptographic key.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "8.7",
  "pubDate": "2026-11-07T05:18:47.447Z",
  "pubdate": "2026-11-07T05:18:47.447Z",
  "executiveSummary": "IBM API Connect, specifically versions 12.1.0.0 through 12.1.1.2, contains a critical security vulnerability involving the use of hard-coded cryptographic keys.\nThis vulnerability is classified as an improper implementation of cryptographic protocols, allowing a local attacker to potentially decrypt sensitive information processed or stored by the application.\nThe presence of static, hard-coded credentials within the application binary or configuration files bypasses standard security protections intended to secure data at rest or in transit.\nThe risk implication is significant, as the exposure of these keys compromises the confidentiality and integrity of protected data managed by the API management platform.\nExploitation is restricted to local attackers who possess the capability to access the filesystem or internal environment where the product is deployed.\nSuccessful exploitation allows for unauthorized data access and potentially the manipulation of encrypted payloads, undermining the platform's security architecture.",
  "technicalDetails": "The vulnerability stems from the inclusion of static cryptographic keys embedded directly within the application's source code or deployment artifacts, rather than utilizing a secure key management system, hardware security module (HSM), or dynamic environment-specific secret injection.\nIn IBM API Connect versions 12.1.0.0 through 12.1.1.2, the cryptographic mechanism relies on these hard-coded constants to perform encryption and decryption operations for sensitive data, such as API keys, service credentials, or internal communications.\nBecause these keys are distributed globally across all installations of the affected product versions, the entropy of the encryption is effectively neutralized. A local attacker can extract these keys through reverse engineering of the binary, analysis of configuration files, or by dumping memory during runtime operations where the key resides in the process address space.\nThe attack flow proceeds as follows: First, the local attacker gains access to the local filesystem or the underlying host machine hosting the IBM API Connect environment. Second, the attacker locates the vulnerable components or files containing the hard-coded cryptographic material. Third, the attacker extracts the key material, enabling them to construct a local decryption utility or configure their own environment to decrypt captured sensitive data.\nThe impact is severe due to the platform-wide nature of the key usage. Once the static key is known, any encrypted data intercepted by the attacker can be decrypted offline or in real-time. This includes internal authentication tokens, sensitive configuration data, and potentially traffic processed through the API gateway. The vulnerability does not require remote network access, but assumes an adversary has already achieved local persistence or local administrative access on the server.\nThe root cause is a failure in the secure development lifecycle (SDLC) regarding secret management. Hard-coding keys violates fundamental cryptographic principles (e.g., Kerckhoffs's principle), as the security of the cryptosystem relies on the secrecy of the algorithm's implementation rather than the secrecy of the key. Given the versions specified, this represents a systemic defect in the core cryptographic handling logic within the product's runtime environment."
}