CVE-2021-4235

Exploit

EPSS 0.03%
Published 27.12.2022 22:15:11
Last modified 11.04.2025 17:15:35
Source security@golang.org
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Due to unbounded alias chasing, a maliciously crafted YAML file can cause the system to consume significant system resources. If parsing user input, this may be used as a denial of service vector.

Affected products Warnungen 0 Metrics 3 CWE 0 References 7

Data is provided by the National Vulnerability Database (NVD)

Yaml Project ≫ Yaml SwPlatformgo Version < 2.2.3

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	0.03%	0.078

CVSS Metriken
Source	Base Score	Exploit Score	Impact Score	Vector string
nvd@nist.gov	5.5	1.8	3.6	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
134c704f-9b21-4f2e-91b3-4a467353bcc0	5.5	1.8	3.6	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

https://github.com/go-yaml/yaml/commit/bb4e33bf68bf89cad44d386192cbed201f35b241

Patch

Third Party Advisory

https://github.com/go-yaml/yaml/pull/375

Patch

Third Party Advisory

Exploit

https://lists.debian.org/debian-lts-announce/2023/07/msg00001.html

https://pkg.go.dev/vuln/GO-2021-0061

Third Party Advisory

https://nvd.nist.gov/vuln/detail/CVE-2021-4235

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2021-4235

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2021-4235

EUVD