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githubGitHub Advisory DatabaseGHSA-R88R-GMRH-7J83
HistoryDec 28, 2022 - 12:30 a.m.

YAML Go package vulnerable to denial of service

2022-12-2800:30:23
GitHub Advisory Database
github.com
38
yaml
go
package
vulnerability
denial of service
user input
system resources

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

23.3%

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 configurations

Vulners
Node
github.com\/goyaml\/yamlRange2.1.0
OR
gopkg.inyaml.v2Range<2.2.3

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

23.3%