CWE-385: Covert Timing Channel

ID CWE-385
Abstraction Base
Structure Simple
Status Incomplete
Number of CVEs 23
Covert timing channels convey information by modulating some aspect of system behavior over time, so that the program receiving the information can observe system behavior and infer protected information.

In some instances, knowing when data is transmitted between parties can provide a malicious user with privileged information. Also, externally monitoring the timing of operations can potentially reveal sensitive data. For example, a cryptographic operation can expose its internal state if the time it takes to perform the operation varies, based on the state.

Covert channels are frequently classified as either storage or timing channels. Some examples of covert timing channels are the system's paging rate, the time a certain transaction requires to execute, and the time it takes to gain access to a shared bus.

Modes of Introduction

Phase Note
Architecture and Design
Implementation

Applicable Platforms

Type Class Name Prevalence
Language Not Language-Specific

Relationships

View Weakness
# ID View Status # ID Name Abstraction Structure Status
CWE-1000 Research Concepts Draft CWE-514 Covert Channel Class Simple Incomplete

Common Attack Pattern Enumeration and Classification (CAPEC)

The Common Attack Pattern Enumeration and Classification (CAPECâ„¢) effort provides a publicly available catalog of common attack patterns that helps users understand how adversaries exploit weaknesses in applications and other cyber-enabled capabilities.

CAPEC at Mitre.org
# ID Name Weaknesses
CAPEC-462 Cross-Domain Search Timing CWE-385

CVEs Published

CVSS Severity

CVSS Severity - By Year

CVSS Base Score

# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories Exploits PoC Pubblication Date Modification Date
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories PoC Pubblication Date Modification Date
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