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MitreCVE-2021-3271

HistoryFeb 18, 2021 - 7:15 p.m.

CVE-2021-3271

2021-02-1819:15:13

CWE-79

mitre

web.nvd.nist.gov

cve-2021-3271

pressbooks

xss

security vulnerability

nvd

CVSS2

3.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

4.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

4.7

Confidence

High

EPSS

0.001

Percentile

26.9%

JSON

PressBooks 5.17.3 contains a cross-site scripting (XSS). Stored XSS can be submitted via the Book Info’s Long Description Body, and all actions to open or preview the books page will result in the triggering the stored XSS.

Affected configurations

Nvd

Node

pressbookspressbooksRange≤5.17.3

VendorProductVersionCPE
pressbookspressbooks*cpe:2.3:a:pressbooks:pressbooks:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
pressbooks	pressbooks	*	cpe:2.3:a:pressbooks:pressbooks::::::::

References

github.com/pressbooks/pressbooks

github.com/pressbooks/pressbooks/pull/2072

www.gosecure.net/blog/2021/02/16/cve-2021-3271-pressbooks-stored-cross-site-scripting-proof-of-concept/

Social References

CVSS2

3.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

4.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

4.7

Confidence

High

EPSS

0.001

Percentile

26.9%

JSON

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