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CWE-514 (隐蔽通道) — Vulnerability Class 1

1 vulnerabilities classified as CWE-514 (隐蔽通道). AI Chinese analysis included.

MITRE CWE Description
A covert channel is a path that can be used to transfer information in a way not intended by the system's designers. Typically the system has not given authorization for the transmission and has no knowledge of its occurrence.
Common Consequences (1)
Confidentiality, Access ControlRead Application Data, Bypass Protection Mechanism
Examples (1)
In this example, the attacker observes how long an authentication takes when the user types in the correct password.
def validate_password(actual_pw, typed_pw): if len(actual_pw) <> len(typed_pw): return 0 for i in len(actual_pw): if actual_pw[i] <> typed_pw[i]: return 0 return 1
Bad · Python
CVE IDTitleCVSSSeverityPublished
CVE-2026-42768 Multi-RecipientInfo Bleichenbacher Oracle in CMS_decrypt() and PKCS7_decrypt() — OpenSSL--2026-06-09

Vulnerabilities classified as CWE-514 (隐蔽通道) represent 1 CVEs. The CWE taxonomy describes the weakness; review individual CVEs for product-specific impact.