CVE-2021-3874

medium
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

bookstack is vulnerable to Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

References

https://github.com/bookstackapp/bookstack/commit/7224fbcc89f00f2b71644e36bb1b1d96addd1d5a

https://huntr.dev/bounties/ac268a17-72b5-446f-a09a-9945ef58607a

Details

Source: MITRE

Published: 2021-10-15

Updated: 2021-10-20

Type: CWE-22

Risk Information

CVSS v2

Base Score: 4

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

Impact Score: 2.9

Exploitability Score: 8

Severity: MEDIUM

CVSS v3

Base Score: 6.5

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

Impact Score: 3.6

Exploitability Score: 2.8

Severity: MEDIUM

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:bookstackapp:bookstack:*:*:*:*:*:*:*:*