CVE-2021-3915

CVSS V2 Low 3.5 CVSS V3 Medium 5.7

Description

bookstack is vulnerable to Unrestricted Upload of File with Dangerous Type

Overview

CVE ID
CVE-2021-3915

Assigner
security@huntr.dev

Vulnerability Status
Analyzed

Published Version
2021-11-13T10:15:07

Last Modified Date
2021-11-17T18:56:17

Weakness Enumerations

CWE	URL
CWE-434	http://cwe.mitre.org/data/definitions/434.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:bookstackapp:bookstack::::::::	1	OR		21.10.3

CVSS Version 2

Version
2.0

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

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
SINGLE

Confidentiality Impact
PARTIAL

Integrity Impact
NONE

Availability Impact
NONE

Base Score
3.5

Severity
LOW

Exploitability Score
6.8

Impact Score
2.9

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
NONE

Base Score
5.7

Base Severity
MEDIUM

Exploitability Score
2.1

Impact Score
3.6

References

Reference URL	Reference Tags
https://github.com/bookstackapp/bookstack/commit/ae155d67454d6b9f6c93b2bb457aaa4b2eb1a9ed	Patch Third Party Advisory
https://huntr.dev/bounties/fcb65f2d-257a-46f4-bac9-f6ded5649079	Exploit Patch Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-3915
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3915

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 06:46:31				Added to TrackCVE
2022-12-05 14:29:43	2021-11-13T10:15Z	2021-11-13T10:15:07	CVE Published Date	updated
2022-12-05 14:29:43		2021-11-17T18:56:17	CVE Modified Date	updated
2022-12-05 14:29:43		Analyzed	Vulnerability Status	updated