CVE-2024-21909

Denial of service in CBOR library

Published Jan 3, 2024 CVSS 3.1 · 7.5 High EPSS 1.1% KEV · Not listed
Description
PeterO.Cbor versions 4.0.0 through 4.5.0 are vulnerable to a denial of
service vulnerability. An attacker may trigger the denial of service
condition by providing crafted data to the DecodeFromBytes or other
decoding mechanisms in PeterO.Cbor. Depending on the usage of the
library, an unauthenticated and remote attacker may be able to cause the
denial of service condition.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-0486 PeterO.Cbor versions 4.0.0 through 4.5.0 are vulnerable to a denial of service vulnerability. An attacker may trigger the denial of service condition by providing crafted data to the DecodeFromBytes or other decoding mechanisms in PeterO.Cbor. Depending on the usage of the library, an unauthenticated and remote attacker may be able to cause the denial of service condition.
Github GHSA Github GHSA GHSA-6r92-cgxc-r5fg Denial of service in CBOR library
History
Type Values Removed Values Added
Description PeterO.Cbor versions 4.0.0 through 4.5.0 are vulnerable to a denial of service vulnerability. An attacker may trigger the denial of service condition by providing crafted data to the DecodeFromBytes or other decoding mechanisms in PeterO.Cbor. Depending on the usage of the library, an unauthenticated and remote attacker may be able to cause the denial of service condition. PeterO.Cbor versions 4.0.0 through 4.5.0 are vulnerable to a denial of service vulnerability. An attacker may trigger the denial of service condition by providing crafted data to the DecodeFromBytes or other decoding mechanisms in PeterO.Cbor. Depending on the usage of the library, an unauthenticated and remote attacker may be able to cause the denial of service condition.
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses
  • CWE-407

    Inefficient Algorithmic Complexity

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 8, 2026, 1:59 PM
Reserved
Jan 3, 2024, 2:21 PM
Status
Modified
Published
Jan 3, 2024, 4:15 PM
Modified
Jul 14, 2026, 11:17 PM