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CVE

CWE

Training

CVE-2024-26134

Published: Feb 19, 2024

Modified: Feb 13, 2025

PUBLISHED

CVSS v3.1

7.5

HIGH

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.

Vendor	Product	Versions
agronholm	cbor2	affected `>= 5.5.1, < 5.6.2`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

https://github.com/agronholm/cbor2/security/advisories/GHSA-375g-39jq-vq7m

x_refsource_CONFIRM

https://github.com/agronholm/cbor2/pull/204

x_refsource_MISC

https://github.com/agronholm/cbor2/commit/387755eacf0be35591a478d3c67fe10618a6d542

x_refsource_MISC

https://github.com/agronholm/cbor2/commit/4de6991ba29bf2290d7b9d83525eda7d021873df

x_refsource_MISC

https://github.com/agronholm/cbor2/releases/tag/5.6.2

x_refsource_MISC

https://lists.fedoraproject.org/archives/list/[email protected]/message/GX524ZG2XJWFV37UQKQ4LWIH4UICSGEQ/

https://lists.fedoraproject.org/archives/list/[email protected]/message/BT42VXZMMMCSSHMA65KKPOZCXJEYHNR5/

https://lists.fedoraproject.org/archives/list/[email protected]/message/PWC3VU6YV6EXKCSX5GTKWLBZIDIJNQJY/

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