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GitHub Advisory DatabaseGHSA-P2C4-GXP4-J3XP

HistoryJun 21, 2021 - 5:11 p.m.

Denial of service in Valine

2021-06-2117:11:25

CWE-94

GitHub Advisory Database

github.com

valine

denial of service

remote attackers

user-agent

application outage

software

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

EPSS

0.002

Percentile

58.5%

JSON

Valine is a fast, simple & powerful comment system. Valine 1.4.14 allows remote attackers to cause a denial of service (application outage) by supplying a ua (aka User-Agent) value that only specifies the product and version.

Affected configurations

Vulners

Node

valine.jsvalineRange≤1.4.14

VendorProductVersionCPE
valine.jsvaline*cpe:2.3:a:valine.js:valine:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
valine.js	valine	*	cpe:2.3:a:valine.js:valine::::::::

References

github.com/advisories/GHSA-p2c4-gxp4-j3xp

github.com/xCss/Valine/issues/366

nvd.nist.gov/vuln/detail/CVE-2021-34801

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

EPSS

0.002

Percentile

58.5%

JSON

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