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GitHub Advisory DatabaseGHSA-J377-2X76-558H

HistoryDec 10, 2021 - 5:25 p.m.

Improper Input Validation in is-email

2021-12-1017:25:21

CWE-20

CWE-400

GitHub Advisory Database

github.com

5 Medium

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

45.6%

JSON

is-email helps validate an email address. A ReDoS (regular expression denial of service) flaw was found in the Segment is-email package before 1.0.1 for Node.js. An attacker that is able to provide crafted input to the isEmail(input) function may cause an application to consume an excessive amount of CPU.

Affected configurations

Vulners

Node

isemailRange<1.0.1

CPENameOperatorVersion
is-emaillt1.0.1

CPE	Name	Operator	Version
	is-email	lt	1.0.1

References

github.com/advisories/GHSA-j377-2x76-558h

github.com/segmentio/is-email/releases

nvd.nist.gov/vuln/detail/CVE-2021-36716

segment.com/docs/release_notes/2021-07-13-cve-2021-36716/

5 Medium

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

45.6%

JSON

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