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GitHub Advisory DatabaseGHSA-XMR7-V725-2JJR

HistoryAug 25, 2021 - 8:52 p.m.

Cross site scripting in comrak

2021-08-2520:52:12

CWE-79

GitHub Advisory Database

github.com

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

33.8%

JSON

An issue was discovered in the comrak crate before 0.9.1 for Rust. Cross site scripting (XSS) can occur because the protection mechanism for data: and javascript: URIs is case-sensitive, allowing (for example) Data: to be used in an attack.

Affected configurations

Vulners

Node

comrak_projectcomrakRange<0.9.1rust

CPENameOperatorVersion
comraklt0.9.1

CPE	Name	Operator	Version
	comrak	lt	0.9.1

References

github.com/advisories/GHSA-xmr7-v725-2jjr

github.com/kivikakk/comrak/commit/b3efbb6e427bcd33bb14db45753ad4fd98e0f5bf

github.com/kivikakk/comrak/releases/tag/0.9.1

nvd.nist.gov/vuln/detail/CVE-2021-27671

rustsec.org/advisories/RUSTSEC-2021-0026.html

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

33.8%

JSON

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