CVE-2020-37280

Published: Ott 12, 2026 Last Modified: Ott 12, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 8,7
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
HIGH 7,5
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high

Description

AI Translation Available

cbor-sync through 1.0.4 contains a resource exhaustion vulnerability in CBOR.decode that trusts declared array and map lengths without checking remaining input. Remote attackers can supply a tiny crafted CBOR payload declaring huge lengths to drive billions of iterations, exhausting CPU and process memory.

789

Memory Allocation with Excessive Size Value

Draft
Common Consequences
Security Scopes Affected:
Availability
Potential Impacts:
Dos: Resource Consumption (Memory)
Applicable Platforms
Languages: C, C++, Not Language-Specific
View CWE Details
https://github.com/PelionIoT/cbor-sync
https://github.com/PelionIoT/cbor-sync/issues/6
https://github.com/PelionIoT/cbor-sync/pull/4
https://www.vulncheck.com/advisories/cbor-sync-through-1.0.4-memory-exhaustion-…