ByteOS Network

Vulnerability Details :

CVE-2021-27736

Assigner-mitre

Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca

Published At-22 Apr, 2021 | 13:14

Updated At-03 Aug, 2024 | 21:26

FusionAuth fusionauth-samlv2 before 0.5.4 allows XXE attacks via a forged AuthnRequest or LogoutRequest because parseFromBytes uses javax.xml.parsers.DocumentBuilderFactory unsafely.

EPSS History

Score

Latest Score

N/A

Percentile

Latest Percentile

N/A

▼Common Vulnerabilities and Exposures (CVE)

cve.org

Assigner:mitre

Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca

Published At:22 Apr, 2021 | 13:14

Updated At:03 Aug, 2024 | 21:26

▼CVE Numbering Authority (CNA)

FusionAuth fusionauth-samlv2 before 0.5.4 allows XXE attacks via a forged AuthnRequest or LogoutRequest because parseFromBytes uses javax.xml.parsers.DocumentBuilderFactory unsafely.

Affected Products

Vendor

n/a

Product

n/a

Versions

Affected

Problem Types

Type	CWE ID	Description
text	N/A	n/a

Type: text

CWE ID: N/A

Description: n/a

References

Hyperlink	Resource
https://github.com/FusionAuth/fusionauth-samlv2/compare/0.5.3...0.5.4	x_refsource_MISC
https://github.com/FusionAuth/fusionauth-samlv2/commit/c66fb689d50010662f705d5b585c6388ce555dbd	x_refsource_MISC
https://www.compass-security.com/fileadmin/Research/Advisories/2021-03_CSNC-2021-004_FusionAuth_SAML_Library_XML_External_Entity.txt	x_refsource_MISC

Hyperlink: https://github.com/FusionAuth/fusionauth-samlv2/compare/0.5.3...0.5.4

Resource:

x_refsource_MISC

Hyperlink: https://github.com/FusionAuth/fusionauth-samlv2/commit/c66fb689d50010662f705d5b585c6388ce555dbd

Resource:

x_refsource_MISC

Hyperlink: https://www.compass-security.com/fileadmin/Research/Advisories/2021-03_CSNC-2021-004_FusionAuth_SAML_Library_XML_External_Entity.txt

Resource:

x_refsource_MISC

▼Authorized Data Publishers (ADP)

CVE Program Container

References

Hyperlink	Resource
https://github.com/FusionAuth/fusionauth-samlv2/compare/0.5.3...0.5.4	x_refsource_MISC x_transferred
https://github.com/FusionAuth/fusionauth-samlv2/commit/c66fb689d50010662f705d5b585c6388ce555dbd	x_refsource_MISC x_transferred
https://www.compass-security.com/fileadmin/Research/Advisories/2021-03_CSNC-2021-004_FusionAuth_SAML_Library_XML_External_Entity.txt	x_refsource_MISC x_transferred

Hyperlink: https://github.com/FusionAuth/fusionauth-samlv2/compare/0.5.3...0.5.4

Resource:

x_refsource_MISC

x_transferred

Hyperlink: https://github.com/FusionAuth/fusionauth-samlv2/commit/c66fb689d50010662f705d5b585c6388ce555dbd

Resource:

x_refsource_MISC

x_transferred

Hyperlink: https://www.compass-security.com/fileadmin/Research/Advisories/2021-03_CSNC-2021-004_FusionAuth_SAML_Library_XML_External_Entity.txt

Resource:

x_refsource_MISC

x_transferred

▼National Vulnerability Database (NVD)

nvd.nist.gov

Source:cve@mitre.org

Published At:22 Apr, 2021 | 14:15

Updated At:27 Apr, 2021 | 17:23

FusionAuth fusionauth-samlv2 before 0.5.4 allows XXE attacks via a forged AuthnRequest or LogoutRequest because parseFromBytes uses javax.xml.parsers.DocumentBuilderFactory unsafely.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Primary	3.1	6.5	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Primary	2.0	4.0	MEDIUM	AV:N/AC:L/Au:S/C:P/I:N/A:N

Type: Primary

Version: 3.1

Base score: 6.5

Base severity: MEDIUM

Vector:

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

Type: Primary

Version: 2.0

Base score: 4.0

Base severity: MEDIUM

Vector:

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

CPE Matches

fusionauth>>saml_v2>>Versions before 0.5.4(exclusive)

cpe:2.3:a:fusionauth:saml_v2:*:*:*:*:*:*:*:*

Weaknesses

CWE ID	Type	Source
CWE-611	Primary	nvd@nist.gov

CWE ID: CWE-611

Type: Primary

Source: nvd@nist.gov

References

Hyperlink	Source	Resource
https://github.com/FusionAuth/fusionauth-samlv2/commit/c66fb689d50010662f705d5b585c6388ce555dbd	cve@mitre.org	Patch Third Party Advisory
https://github.com/FusionAuth/fusionauth-samlv2/compare/0.5.3...0.5.4	cve@mitre.org	Patch Third Party Advisory
https://www.compass-security.com/fileadmin/Research/Advisories/2021-03_CSNC-2021-004_FusionAuth_SAML_Library_XML_External_Entity.txt	cve@mitre.org	Exploit Third Party Advisory

Hyperlink: https://github.com/FusionAuth/fusionauth-samlv2/commit/c66fb689d50010662f705d5b585c6388ce555dbd

Source: cve@mitre.org

Resource:

Patch

Third Party Advisory

Hyperlink: https://github.com/FusionAuth/fusionauth-samlv2/compare/0.5.3...0.5.4

Source: cve@mitre.org

Resource:

Patch

Third Party Advisory

Hyperlink: https://www.compass-security.com/fileadmin/Research/Advisories/2021-03_CSNC-2021-004_FusionAuth_SAML_Library_XML_External_Entity.txt

Source: cve@mitre.org

Resource:

Exploit

Third Party Advisory

CVE-2021-27736

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