Description
cbor2 provides encoding and decoding for the Concise Binary Object Representation (CBOR) (RFC 8949) serialization format. Starting in version 5.5.1 and prior to version 5.6.2, an attacker can crash a service using cbor2 to parse a CBOR binary by sending a long enough object. Version 5.6.2 contains a patch for this issue.
Published: 2024-02-19
Score: 7.5 High
EPSS: 1.1% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2024-0204 cbor2 provides encoding and decoding for the Concise Binary Object Representation (CBOR) (RFC 8949) serialization format. Starting in version 5.5.1 and prior to version 5.6.2, an attacker can crash a service using cbor2 to parse a CBOR binary by sending a long enough object. Version 5.6.2 contains a patch for this issue.
Github GHSA Github GHSA GHSA-375g-39jq-vq7m Potential buffer overflow in CBOR2 decoder
History

Thu, 13 Feb 2025 18:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:agronholm:cbor2:5.5.1:*:*:*:*:*:*:*
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 02 Jan 2025 14:45:00 +0000

Type Values Removed Values Added
First Time appeared Agronholm
Agronholm cbor2
Fedoraproject
Fedoraproject fedora
CPEs cpe:2.3:a:agronholm:cbor2:*:*:*:*:*:python:*:*
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*
Vendors & Products Agronholm
Agronholm cbor2
Fedoraproject
Fedoraproject fedora

Subscriptions

Agronholm Cbor2
Fedoraproject Fedora
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2025-02-13T17:41:03.627Z

Reserved: 2024-02-14T17:40:03.687Z

Link: CVE-2024-26134

cve-icon Vulnrichment

Updated: 2024-08-01T23:59:32.554Z

cve-icon NVD

Status : Analyzed

Published: 2024-02-19T23:15:07.810

Modified: 2025-01-02T14:18:48.553

Link: CVE-2024-26134

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses